Cover of Neurovance by Alexandra St. Pierre

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Alexandra St. Pierre

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Similar in characterization + relationships

These books are ranked using the characterization + relationships labels extracted for Neurovance. Books rank higher when they are close on every selected axis.

Characterization labels used: genius, nerdy, awkward, clumsy, bullied, insecure, self-deprecating, dominant, obsessive, possessive, caretaking, masked figure, protective, traumatized

Relationships labels used: MM romance, insta-love, obsessive love, possessive dynamic, dom/sub, power exchange, caretaking kink, forced proximity, brother bond, friendship, betrayal, dependency, secret identity, stalking

This does not mean the books share the same plot, setting, quality, or difficulty. It means their characterization + relationships embeddings are close.

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Cover of Network Effect by Martha Wells

Network Effect

Martha Wells · 2020 · The Murderbot Diaries

A rogue SecUnit faces kidnapping, alien threats, and an unexpected AI reunion while trying to keep its humans alive.

Why this is here

Characterization labels: introverted · sarcastic · snarky · grumpy · paranoid · hyper-competent · reluctant protector · emotionally guarded · nonhuman personhood · traumatized · awkward · self-aware · media-obsessed · protective · stubborn · cynical

Relationships labels: found family · friendship · AI friendship · complicated bond · protective caregiving · work relationship · co-dependence · rivalry · banter · pseudo-romance · team dynamics

Semantic match: ranked by characterization + relationships

Distance: 0.1653

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Cover of George Falls Through Time by Ryan Collett

George Falls Through Time

Ryan Collett · 2026

A stressed Londoner is hurled into 1300 and must survive medieval hardship, queer desire, and a dragon.

Why this is here

Characterization labels: miserable protagonist · self-loathing · cynical · whiny · emotionally repressed · self-centered · unlikable protagonist · reliable foil · sweet love interest · captor-turned-lover · reflective · flawed protagonist · burned out · frustrated · messy adult · reluctant growth

Relationships labels: m/m romance · queer romance · captor dynamic · friendship to love · romantic tension · breakup aftermath · ex-boyfriend · lover conflict · power imbalance · companionship · dependence · found intimacy

Semantic match: ranked by characterization + relationships

Distance: 0.1786

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Cover of Case File Compendium: Bing An Ben (Novel) Vol. 6 by Rou Bao Bu Chi Rou

Case File Compendium: Bing An Ben (Novel) Vol. 6

Rou Bao Bu Chi Rou · 2025 · 病案本 [Bing An Ben] / Case File Compendium (Novel)

A sick, secretive lover tries to end a doomed relationship, but desire, rivals, and conspiracy keep pulling them back together.

Why this is here

Characterization labels: sick protagonist · protective partner · obsessive lover · stubborn protagonist · emotionally repressed · jealous rival · morally compromised · broken character · yearning · self-sacrificing

Relationships labels: m/m romance · toxic relationship · forbidden relationship · age gap relationship · rivalry · family bond · sibling bond · protective love · obsessive attachment · push-pull relationship

Semantic match: ranked by characterization + relationships

Distance: 0.1824

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Cover of Devil May Lie by Chani Lynn Feener

Devil May Lie

Chani Lynn Feener · 2024 · The Devils of Vitality

A feared mafia scientist and a royal racer ignite a forbidden, obsessive romance that tests loyalty, trauma, and power.

Why this is here

Characterization labels: mad scientist · butcher · royal · racer · medical student · murderous · morally gray · obsessive · possessive · protective · tender · unhinged · traumatized · vulnerable · socially awkward · blunt · manipulative · petty · loyal · self-sacrificing · dissociative · psychotic · masochistic · sadistic · wildcard

Relationships labels: forbidden love · obsession · mutual obsession · protective partnership · hurt/comfort · trauma bonding · power couple · rival loyalties · found family · caretaking · touch him and die · jealousy · possessive pair

Semantic match: ranked by characterization + relationships

Distance: 0.1870

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Cover of Call of the Sea by Chani Lynn Feener

Call of the Sea

Chani Lynn Feener · 2023 · The Devils of Vitality

A numb professor and a psychopathic student spiral into a violent cat-and-mouse obsession on a dangerous alien campus.

Why this is here

Characterization labels: psychopath · emotionally detached · emotionally numb · stoic · obsessive · possessive · manipulative · controlling · deranged · masochist · criminal psychologist · professor · student · genius · schemer · predatory · morally black · twin · control freak

Relationships labels: teacher/student · age gap · forbidden relationship · obsessive pairing · toxic romance · codependency · power imbalance · cat and mouse · possessive pairing · twin bond · protective brother · blackmail

Semantic match: ranked by characterization + relationships

Distance: 0.1892

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Cover of A Letter to the Luminous Deep by Sylvie Cathrall

A Letter to the Luminous Deep

Sylvie Cathrall · 2024 · The Sunken Archive

An epistolary underwater fantasy where two scholars’ letters uncover romance, mystery, and a deeper disappearance.

Why this is here

Characterization labels: reclusive protagonist · scholars · introverted characters · anxious characters · socially awkward characters · grieving siblings · kind characters · curious characters · intellectual characters · neurodivergent characters · OCD representation · disabled character · married characters

Relationships labels: pen pals · slow burn romance · platonic friendship · sibling bond · familial love · queer marriages · queer normative world · found family · romantic relationship · friendship through letters · grief bond

Semantic match: ranked by characterization + relationships

Distance: 0.1902

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Cover of Claimings, Tails, and Other Alien Artifacts by Lyn Gala

Claimings, Tails, and Other Alien Artifacts

Lyn Gala · 2018 · Claimings

A human linguist on an alien trade world is claimed by a protective trader, forcing both to bridge culture, consent, and desire.

Why this is here

Characterization labels: wounded hero · submissive nature · curious linguist · capable trader · protective dominant · gentle giant · alien outsider · healer dynamic · attentive partner · damaged past · respectful dominant · rare submissive · intelligent protagonist · emotionally guarded

Relationships labels: m/m romance · Dom/sub · power exchange · protective partnership · caregiving · courtship · friendship to romance · ownership dynamic · trust building · dependency

Semantic match: ranked by characterization + relationships

Distance: 0.1903

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Cover of Willful Machines by Tim Floreen

Willful Machines

Tim Floreen · 2015

A closeted president’s son is caught between a rogue AI attack and a new boy at school who may not be human.

Why this is here

Characterization labels: closeted teen · gay protagonist · nerdy teen · robotics geek · shy protagonist · anxious protagonist · depressed protagonist · suicidal ideation · self-deprecating protagonist · president character · angsty teen · eccentric boy · Shakespeare geek · AI antagonist · sympathetic villain · supportive best friend · protective family pressure

Relationships labels: m/m romance · first love · secret relationship · closeted relationship · father-son conflict · best friends · romantic distrust · power imbalance · family secrecy

Semantic match: ranked by characterization + relationships

Distance: 0.1907

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Cover of Expeditions, Estimation, and Other Dangerous Pastimes by Lyn Gala

Expeditions, Estimation, and Other Dangerous Pastimes

Lyn Gala · 2018 · Claimings

A human trader and his alien partner face lifespan, status, and cultural tensions on a spacefaring trade mission.

Why this is here

Characterization labels: protective lead · overprotective · stubborn · headstrong · caretaker Dom · cinnamon roll · translator · linguist · trader · leader · new human · new alien species · supportive community · character growth · trauma recovery · healing journey · competent outsider · wise elder

Relationships labels: MM romance · D/s relationship · power exchange · dom/sub dynamic · bonded pair · partnership · protection · possessive devotion · communication · cross-species romance · chosen family · friendship · mentorship · family tension

Semantic match: ranked by characterization + relationships

Distance: 0.1924

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Cover of Walking on Glass by Iain Banks

Walking on Glass

Iain Banks · 2012

Three apparently separate lives in London and a surreal castle edge toward a strange, unsettling convergence.

Why this is here

Characterization labels: young artist · art student · paranoid man · delusional outsider · road worker · labourer · warrior · prisoner · female prisoner · enigmatic woman · aloof love interest · eccentric friend · impulsive · passive · obsessive · weak-willed · paranoid · mentally ill · bitter · irascible · naive · unreliable perception · morally ambiguous

Relationships labels: unrequited love · man-woman relationship · romantic obsession · infatuation · friendship · eccentric friendship · power imbalance · captivity bond · adversarial pair · quasi-lovers · manipulation · betrayal · dependency

Semantic match: ranked by characterization + relationships

Distance: 0.1927

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Cover of Earth Boys Are Easy by C. Rochelle

Earth Boys Are Easy

C. Rochelle · 2025 · Villains in Space

A overlooked superhero and a morally gray alien mercenary get stuck together in space and fall hard amid danger and kinks.

Why this is here

Characterization labels: idiots in love · morally gray love interest · sunshine hero · grumpy love interest · possessive · protective · bratty · supportive · softie · brash · smart · competent · curious · engineer · bounty hunter · mercenary · superhero · alien mercenary · babygirl · space daddy · black cat energy · golden retriever energy · trauma · abandonment issues · daddy issues · commitment issues · people pleaser · overlooked sibling · genius

Relationships labels: MM romance · best friends with benefits · situationship to relationship · mates · fated mates · forced proximity · only one bed · one sleeping pod · possessive relationship · protective partnership · unspoken feelings · miscommunication · pining · mutual obsession · trust · supportive pairing · reconciliation

Semantic match: ranked by characterization + relationships

Distance: 0.1933

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Cover of Undone by Alessandra Hazard

Undone

Alessandra Hazard · 2025 · The Wrong Alpha

Two best-friend alphas on an off-world mission are forced into a dangerous intimacy that reshapes their bond forever.

Why this is here

Characterization labels: best friends · alphas · possessive · obsessive · restless · vulnerable · soft-hearted · green flag · selfish · pushy · horny · protective · mature

Relationships labels: friends to lovers · best friends · secret relationship · power imbalance · possessive love · mutual obsession · jealousy · dependency · bonded pair · found family · family support · mother-son · siblings · engagement

Semantic match: ranked by characterization + relationships

Distance: 0.1934

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Cover of Ravaged Captive by Addison Cain

Ravaged Captive

Addison Cain · 2019

A trapped omega returns to three dangerous alphas, reigniting a brutal power struggle, desire, and betrayal.

Why this is here

Characterization labels: antiheroes · alpha males · sadistic · possessive · dominant · manipulative · damaged · wounded · protective · scheming · strong heroine · submissive heroine · survivor · mute heroine · coercive captors · morally gray

Relationships labels: reverse harem · polyamory · menage · love-hate · captor-captive · power imbalance · bonded pairings · claiming marks · rival alpha dynamic · jealousy · possession · protective wardship · found family · parental surrogate

Semantic match: ranked by characterization + relationships

Distance: 0.1952

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Cover of Tempting the Beast by Lora Leigh

Tempting the Beast

Lora Leigh · 2003 · Breeds

A reporter pursues a hidden genetic hybrid, and their dangerous chemistry ignites a heat neither can ignore.

Why this is here

Characterization labels: alpha male · possessive hero · dominant hero · tortured hero · protective hero · stubborn heroine · feisty heroine · virgin heroine · reporter heroine · genetically engineered hero · hybrid outsider · fighter · leader · killer training · tough heroine

Relationships labels: fated mates · insta-attraction · insta-lust · power struggle · dominant/submissive dynamic · mutual possessiveness · family protection · brother-sister bond · romantic tension · mated pair · found family · betrayal

Semantic match: ranked by characterization + relationships

Distance: 0.1960

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Cover of Obsidian by Laurann Dohner

Obsidian

Laurann Dohner · 2012 · New Species

A desperate doctor kidnaps a comatose New Species male to save him, and wakes a possessive love that changes everything.

Why this is here

Characterization labels: alpha male · caveman hero · protective male · possessive hero · bossy male · socially stunted · wounded survivor · dedicated doctor · brave heroine · naive heroine · obsessive heroine · controlling male

Relationships labels: obsessive bond · mate bond · protector dynamic · kidnapped caretaker · power imbalance · forced intimacy · jealousy · separation and reunion · supportive friends · community interference

Semantic match: ranked by characterization + relationships

Distance: 0.1964

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Cover of The Delver by Tiffany Roberts

The Delver

Tiffany Roberts · 2025 · The Vrix

A scarred underground delver and a bold human are trapped in a deadly cave system and forced into survival—and love.

Why this is here

Characterization labels: scarred hero · insecure hero · protective male lead · stoic hero · playful hero · sweet hero · smart heroine · bold heroine · sassy heroine · caring heroine · trauma survivor · self-doubt · low self-worth · devoted couple

Relationships labels: mates · forced proximity · mutual pining · protective devotion · emotional support · found family · interspecies romance · couple isolation · trust building · consent-focused romance

Semantic match: ranked by characterization + relationships

Distance: 0.1967

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Cover of The Lost Code by Kevin Emerson

The Lost Code

Kevin Emerson · 2012 · The Atlanteans

In a sun-scorched future, a teen at a dome camp uncovers a hidden Atlantis-linked heritage and a dangerous secret.

Why this is here

Characterization labels: awkward teen · outsider · bullied protagonist · reluctant hero · self-conscious · coming-of-age · brave · matured protagonist · smart girl · love interest · bully · mentor figure · villain · secretly special · everyboy

Relationships labels: insta-love · slow-burn romance · male-female romance · bullying · peer hierarchy · friend group · mentor-student · father-son · secret alliance · rivalry · trust issues · uneasy truce

Semantic match: ranked by characterization + relationships

Distance: 0.1974

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Cover of Breeder by Cara Bristol

Breeder

Cara Bristol · 2013 · Breeder

On a patriarchal alien world, an Alpha commander’s breeder purchase sparks forbidden desire and a challenge to the law.

Why this is here

Characterization labels: alpha male · domineering hero · progressive hero · caregiving hero · submissive heroine · quiet heroine · intelligent heroine · brutal antagonist · powerful ruler · beta partner · sympathetic ruler

Relationships labels: dominant/submissive · master/slave · forbidden romance · m/m pairing · alpha/beta pairing · power imbalance · forced partnership · caretaker dynamic

Semantic match: ranked by characterization + relationships

Distance: 0.1978

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Cover of Saved by Venom by Lolita Lopez

Saved by Venom

Lolita Lopez · 2013 · Grabbed

A debt-driven bride enters a warrior mate hunt and finds a protective sniper whose bond with her may expose buried secrets.

Why this is here

Characterization labels: alpha male · protective hero · dominant hero · sweet hero · caring hero · sniper · captain · warrior · strong heroine · practical heroine · kind heroine · spunky heroine · inexperienced heroine · virgin heroine · naive heroine · submissive heroine · independent heroine · good communication · loyal

Relationships labels: m/f romance · mates · wedded pairing · power imbalance · protective pairing · consensual BDSM · mentor-like intimacy · family betrayal · father-daughter conflict · friendship · brotherhood · rival power structures

Semantic match: ranked by characterization + relationships

Distance: 0.1986

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Cover of World Running Down by Al Hess

World Running Down

Al Hess · 2023

A trans salvager chases city citizenship and gender-affirming care, then a job and an AI companion complicate everything.

Why this is here

Characterization labels: trans man · salvager · AI · android body · sentient androids · kind-hearted · scrappy · big-hearted · neurodivergent · ADHD · earnest · morally driven · adorable · frenemy

Relationships labels: romance · M/M romance · found family · friendship · complicated friendship · power imbalance · class divide · caregiving · consent · bodily autonomy · community · polyamory (briefly mentioned)

Semantic match: ranked by characterization + relationships

Distance: 0.1986

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Cover of Alien Commander's Chosen by Celia Kyle

Alien Commander's Chosen

Celia Kyle, Erin Tate · 2015 · Accidental Alien

A foul-mouthed secretary and an alien commander collide, triggering abduction, transformation, and a chaotic mate bond.

Why this is here

Characterization labels: sassy heroine · curvy heroine · plus-size heroine · foul-mouthed heroine · fierce heroine · stubborn heroine · alpha male · possessive hero · overbearing hero · warrior hero · secretary heroine · clueless hero · emotionally stunted hero · protective hero · strong female lead · humorous heroine · inexperienced hero

Relationships labels: insta-love · possessive romance · mate bond · protective pairing · kidnapping romance · power imbalance · forced intimacy · cultural clash romance · mutual obsession · love and conflict

Semantic match: ranked by characterization + relationships

Distance: 0.2001

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Cover of Calico Descending by Keri Lake

Calico Descending

Keri Lake · 2019 · Juniper Unraveling

Captured by a brutal facility, a young woman is trained for a weaponized Alpha and survival turns into dangerous intimacy.

Why this is here

Characterization labels: strong heroine · resilient heroine · feisty heroine · young heroine · broken hero · broody hero · alpha male · anti-hero · protective hero · damaged characters · traumatized characters · morally compromised

Relationships labels: forced proximity · protective bond · mates bond · chemical attraction · insta-love · slow-burn romance · oppressor and captive · power imbalance · friendship bonds · love triangle · reverse harem · polyamory · why choose

Semantic match: ranked by characterization + relationships

Distance: 0.2002

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Cover of Rated by Melissa Grey

Rated

Melissa Grey · 2019

In a rating-obsessed future school, six teens from different cliques unite after a cryptic warning upends their lives.

Why this is here

Characterization labels: overachiever · misfit group · rebellious outcast · introvert · loner · athlete · gamer · photographer · figure skater · tarot reader · perfectionist · parental pressure · abusive home · eating disorder · adopted · parental responsibility · supportive friend

Relationships labels: friend group · romantic pairing · familial pressure · abusive parent · sibling care · parent-child conflict · same-sex romance · queer relationship · group bond · unlikely friendship

Semantic match: ranked by characterization + relationships

Distance: 0.2004

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Cover of Alpha by Tiya Rayne

Alpha

Tiya Rayne · 2018 · Alpha

An abused, stuttering woman is abducted into a secret breeding program and drawn to the super soldier meant to be her mate.

Why this is here

Characterization labels: abused heroine · speech impediment · stutter · wealthy heroine · protective hero · super soldier · genetically engineered being · mad scientist · delusional villain · obsessed villain · strong heroine arc · vulnerable heroine · calm hero · intelligent hero

Relationships labels: abusive marriage · controlling parents · forced breeding · fated mates · insta-attraction · protective bond · captivity bond · touch her and die · romantic pair · sibling betrayal

Semantic match: ranked by characterization + relationships

Distance: 0.2005

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