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Cover of Obsidian Mirror by Catherine Fisher
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Obsidian Mirror

Catherine Fisher

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Similar in characterization + relationships

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

Characterization labels used: teen protagonist, troubled boy, headstrong boy, angry boy, resourceful girl, mysterious girl, reclusive man, obsessive scientist, guardian figure, teacher figure, mysterious assistant, villainous ambiguity, morally gray characters, unreliable characters, one-note characters, sympathetic antagonist, changeling boy, fae queen, genie servant, smartass protagonist

Relationships labels used: missing father, guardian ward, father-son relationship, mentor-student, best friends, family loss, protective teacher, working truce, betrayal, power struggle, secretive relationships, long-standing relationship

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 A Dark Inheritance by Chris d'Lacey

A Dark Inheritance

Chris d'Lacey · 2014 · Unicorne Files

A boy who can alter reality joins a secret agency to uncover a father’s disappearance and a strange school mystery.

Why this is here

Characterization labels: young hero · resourceful boy · logical protagonist · troubled family · younger sister · goth classmate · mysterious mentor · secret-agent type · handler · sickly classmate · dead girl · father figure absent · teen protagonist

Relationships labels: father-son relationship · mother-son relationship · sibling bond · friendship · mentor-student · authority imbalance · secretive organization · classmate connection · family grief · betrayal · dependency

Semantic match: ranked by characterization + relationships

Distance: 0.1475

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Cover of The Catalyst by Helena Coggan

The Catalyst

Helena Coggan · 2015 · The War of Angels

A secretive teen enforcer in a magically divided London must choose between her hidden truth, her father, and a looming war.

Why this is here

Characterization labels: teen protagonist · strong female lead · morally grey · fiery heroine · secretive protagonist · determined · impulsive · intuitive · confident · arrogant · trained fighter · badass heroine · adopted daughter · mysterious father · protective father · Mary Sue (mixed) · flawed heroine · emotional restraint · young adult protagonist

Relationships labels: father-daughter · family secret · protective bond · betrayal · loyalty conflict · best friends · romantic tension · unrequited feelings

Semantic match: ranked by characterization + relationships

Distance: 0.1563

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Cover of Shade's Children by Garth Nix

Shade's Children

Garth Nix · 1997 · Shade's Children

In a ruined future where children vanish at fourteen, escaped teens join a mysterious AI-led resistance.

Why this is here

Characterization labels: teen protagonists · mysterious mentor · AI character · morally ambiguous guardian · rebellious youth · survivor protagonist · battle-hardened leader · eccentric character · cynical character · resourceful characters

Relationships labels: found family · mentor-ward · leader and team · trust and betrayal · romantic pairing · team loyalty · parental substitute · power imbalance · dependency relationship

Semantic match: ranked by characterization + relationships

Distance: 0.1621

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Cover of The Second Sight of Zachary Cloudesley by Sean Lusk

The Second Sight of Zachary Cloudesley

Sean Lusk · 2022

A gifted clockmaker’s son grows up amid automata, family loss, and a search that leads from London to Constantinople.

Why this is here

Characterization labels: gifted child · curious child · intelligent child · eccentric aunt · grief-stricken father · inventor · clockmaker · apprentice · wet nurse · strong female characters · queer protagonist · disabled character · resourceful protagonist · overlooked secondary characters · sympathetic characters

Relationships labels: father-son · found family · parental grief · caretaker relationship · mentor-apprentice · romantic relationship · same-sex relationship · family separation · loyalty · betrayal

Semantic match: ranked by characterization + relationships

Distance: 0.1645

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Cover of Batman: Nightwalker by Marie Lu

Batman: Nightwalker

Marie Lu · 2018 · DC Icons

A reckless teen heir gets community service in Arkham Asylum and uncovers a deadly plot tied to a mysterious girl.

Why this is here

Characterization labels: teen protagonist · billionaire heir · brilliant girl · mysterious anti-hero · reckless teen · idealistic hero · naive protagonist · morally grey villain · supportive butler · protective guardian · supportive friends · cunning antagonist · intelligent protagonist

Relationships labels: forbidden romance · trust and betrayal · friendship · guardian relationship · mentor bond · class tension · power imbalance · chemistry · friend group · family legacy

Semantic match: ranked by characterization + relationships

Distance: 0.1669

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Cover of White Space by Ilsa J. Bick

White Space

Ilsa J. Bick · 2014 · Dark Passages

A teen with reality-blurring blinks is pulled into a terrifying book-world where identities, authorship, and existence unravel.

Why this is here

Characterization labels: teen protagonist · multiple teens · gifted teens · confused characters · dark secrets · strange abilities · guardian figure · orphaned protagonist · author figure · catatonic guardian · courageous heroine · investigative cast

Relationships labels: parent-child · guardian ward · found family · group dynamics · romance · friendship · teamwork · authority conflict · family secrets

Semantic match: ranked by characterization + relationships

Distance: 0.1670

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Cover of Vita Nostra by Marina Dyachenko

Vita Nostra

Marina Dyachenko, Sergey Dyachenko · 2018 · Vita Nostra (English)

A coerced teen enters a terrifying secret school where studying remakes reality, identity, and the self.

Why this is here

Characterization labels: teenage protagonist · gifted student · reluctant student · domineering mentor · scary teachers · morally grey characters · isolated protagonist · resilient heroine · authoritarian authority figures

Relationships labels: mother-daughter · mentor-student · teacher-student · peer relationships · coercive relationship · family endangerment · complicated family bond

Semantic match: ranked by characterization + relationships

Distance: 0.1732

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Cover of Escape by L.S. O'Dea

Escape

L.S. O'Dea · 2014 · Lake of Sins

A teen hybrid outcast sneaks beyond her camp’s borders to uncover the fate of those taken by a brutal harvest system.

Why this is here

Characterization labels: headstrong heroine · strong female lead · naive protagonist · curious protagonist · outcast · hybrid protagonist · teen protagonist · sympathetic protagonist · morally gray antagonist · kind-hearted heroine · rebellious heroine · stubborn heroine

Relationships labels: found family · friendship · betrayal · class barriers · forbidden relationships · romance · power imbalance · dependency · rescue mission · family secrecy

Semantic match: ranked by characterization + relationships

Distance: 0.1744

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Cover of Seckry Sevenstars and the City of the Falling Sky by Joseph Evans

Seckry Sevenstars and the City of the Falling Sky

Joseph Evans · 2011 · Seckry Sequence

A relocated teen in a futuristic city stumbles into a corporate secret, a missing girl, and a mystery that upends his life.

Why this is here

Characterization labels: teen protagonist · kind-hearted hero · shy protagonist · curious protagonist · brave protagonist · protective protagonist · flat characters · memorable side characters · mentor figure · villainous corporation

Relationships labels: friendship · first love · teen romance · mentor-student · family relocation · parent-child loss · found family · trust issues · group of friends · protector bond

Semantic match: ranked by characterization + relationships

Distance: 0.1745

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Cover of Absolute Flash, Vol. 1: Of Two Worlds by Jeff Lemire

Absolute Flash, Vol. 1: Of Two Worlds

Jeff Lemire · 2025 · Absolute Flash (2025)

A teen Wally West becomes a fugitive speedster in an altered DC world, chased by rogue agents and buried secrets.

Why this is here

Characterization labels: anxious teen · isolated protagonist · traumatized hero · estranged son · absent mentor · conflicted father · reimagined villains · sympathetic rogues · friendly companion · mysterious scientist

Relationships labels: father-son conflict · mentor-protégé · friendship · found family · rivalry · pursuit · team dynamic · unlikely friendship · parental grief

Semantic match: ranked by characterization + relationships

Distance: 0.1759

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Cover of The Awakening by Michael Carroll

The Awakening

Michael Carroll · 2007 · The New Heroes/Quantum Prophecy

Two teens in a world where superheroes vanished begin manifesting powers—and become targets of hidden forces.

Why this is here

Characterization labels: teen heroes · preteen heroes · relatable teens · ordinary kids · young protagonists · smart kids · brave protagonist · resourceful protagonist · emotionally distant characters · flat characterization · two-dimensional characters · villains · superhero parents · shape-shifter impostor · clairvoyant father · antihero ambiguity · moral fluidity

Relationships labels: friends · best friends · sibling relationship · parent-child · family secrets · fostered identity · betrayal · trust issues · legacy family · mentorship · rival factions

Semantic match: ranked by characterization + relationships

Distance: 0.1768

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Cover of The Space Between Here & Now by Sarah Suk

The Space Between Here & Now

Sarah Suk · 2023

A Korean-Canadian teen with scent-triggered time slips goes to Korea to uncover her mother’s disappearance and her own past.

Why this is here

Characterization labels: teen protagonist · reserved protagonist · brave protagonist · emotionally mature teen · emotionally unavailable father · single father · absent mother · supportive best friend · sweet love interest · supportive aunt · complex side characters

Relationships labels: father-daughter relationship · absent parent · estranged mother · best friendship · budding romance · family dynamics · found family · parent-child miscommunication · supportive friendship

Semantic match: ranked by characterization + relationships

Distance: 0.1769

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