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These books are ranked using the relationships labels extracted for Upgrade Soul.
Relationships labels used: marriage, long-married couple, clone-original conflict, family legacy, romance, caregiver relationship, scientist-subject relationship, sibling relationship, parental legacy, interdependence, dependency, twin-like bond
This does not mean the books share the same plot, setting, quality, or difficulty. It means their relationships embeddings are close.
A warrior general must protect his mate and child while the collapse of an empire forces a dangerous return to his past.
Why this is here
Relationships labels: mated pair · marriage · husband wife · parent child · family bond · protective devotion · interspecies romance · unconditional love · extended family
Semantic match: ranked by relationships
Distance: 0.1502
An elderly woman enters her husband’s memories to recover stolen history before reality—and their love—unravels.
Why this is here
Relationships labels: marriage · long marriage · love story · romantic partnership · husband-wife bond · caregiver spouse · friendship · mentor-student · father-son · rivalry · old friendship · power imbalance
Semantic match: ranked by relationships
Distance: 0.1514
A family on a frontier exoplanet and their past selves on Earth race across time to uncover the truth and survive.
Why this is here
Relationships labels: romantic bond · same-sex romance · enduring love · family bond · parent-child · sibling relationship · found family · soulmates · intimate partnership · co-parenting · dependency · loyalty
Semantic match: ranked by relationships
Distance: 0.1514
A young woman from a family of gods seeks independence, then must face a missing father and her own buried magic.
Why this is here
Relationships labels: sisterhood · twin bond · sibling rivalry · family dysfunction · parent-child conflict · romantic relationship · queer relationship · betrayal · dependency · reconciliation · extended family · intergenerational conflict
Semantic match: ranked by relationships
Distance: 0.1527
A London PI receives Excalibur in the mail and must unravel its purpose while stopping an Arthurian-level catastrophe.
Why this is here
Relationships labels: romantic partnership · long-term couple · proposed marriage · forced partnership · rival factions · family legacy · found family · duty-bound alliance
Semantic match: ranked by relationships
Distance: 0.1532
Han and Leia race to recover a stolen artwork on Tatooine while Leia confronts her father’s buried past.
Why this is here
Relationships labels: married couple · romantic partnership · family legacy · father-daughter conflict · ancestral bond · husband-wife banter · adopted family
Semantic match: ranked by relationships
Distance: 0.1571
A moon-habitat dinner turns deadly, launching a married pair into a runaway mystery that widens into time travel and multiverse intrigue.
Why this is here
Relationships labels: marriage · sudden marriage · romantic partnership · banter-heavy couple · married couple · open relationships · polygamy · bigamy · family entanglement · incest · dependency · recurring-cast reunion
Semantic match: ranked by relationships
Distance: 0.1614
A stranded human and his alien partner fight galactic prejudice to protect their growing family and secure respect.
Why this is here
Relationships labels: established couple · pair bond · marriage · parent-child bond · chosen family · interspecies family · sibling dynamics · co-parenting · intercultural relationship
Semantic match: ranked by relationships
Distance: 0.1621
Three linked stories across centuries trace alternate Americas shaped by love, illness, power, and the search for paradise.
Why this is here
Relationships labels: arranged marriage · same-sex marriage · gay romance · age-gap relationship · family bonds · grandparent-grandchild relationship · romantic rivalry · parent-child estrangement · partner dependency · love triangle · power imbalance · friendship · marriage
Semantic match: ranked by relationships
Distance: 0.1625
A 1970s SF collection of linked futures, from memory transfer and time travel to an unforgettable deaf-blind commune.
Why this is here
Relationships labels: communal bonds · found family · outsider-insider · romance · sexual relationships · clone self-relationship · family dynamics · siblings · parent-child · community dependence · power imbalance
Semantic match: ranked by relationships
Distance: 0.1632
A depressed escape artist superhero faces cosmic war, domestic life, and a reality that may not be real.
Why this is here
Relationships labels: marriage · long-term relationship · parenthood · father-son conflict · adoptive family · treaty exchange · couple dynamics · family tension · romantic partnership · co-parenting
Semantic match: ranked by relationships
Distance: 0.1633
Separated across worlds, Cara and Aelyx fight prejudice, politics, and threats that could derail human-alien peace.
Why this is here
Relationships labels: romantic couple · long-distance relationship · star-crossed lovers · brother-sister bond · friendship · political alliance · jealousy · betrayal · bonded pair
Semantic match: ranked by relationships
Distance: 0.1634
