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These books are ranked using the premise labels extracted for Upgrade Soul.
Premise labels used: experimental rejuvenation, cloning, identity crisis, human experimentation, ethical dilemma, body swap, immortality quest, aging, transhumanism, medical experiment, life extension, double self
Focused on “self-experimentation” where exact label matches exist.
This does not mean the books share the same plot, setting, quality, or difficulty. It means their premise embeddings are close.
Two elderly women reverse-age through a secret experiment, then must find a caretaker before they become too young.
Why this is here
Premise labels: reverse aging · anti-aging experiment · second chance · forced youth · time pressure · caretaker search · age inversion · life extension · bodily autonomy · medical experiment
Semantic match: ranked by premise
Distance: 0.1357
A dying billionaire’s brain transplant into a young woman’s body triggers identity, legal, and sexual chaos.
Why this is here
Premise labels: brain transplant · body swap · shared body · identity crisis · gender swap · life extension · immortality quest · legal identity dispute · sexual awakening · future society
Semantic match: ranked by premise
Distance: 0.1357
After a crash leaves her near death, a teen wakes in a chimp body and must navigate identity, ethics, and survival.
Why this is here
Premise labels: mind transplant · body swap · animal consciousness · human-animal hybrid · experimental medicine · survival at any cost · species identity · ethical dilemma · animal exploitation · future collapse
Semantic match: ranked by premise
Distance: 0.1545
A cloned boy raised as property in a drug lord’s future borderland must confront what makes him human.
Why this is here
Premise labels: clone identity · human cloning · organ donor · coming of age · human rights · dehumanization · escape
Semantic match: ranked by premise
Distance: 0.1587
A scientist’s severed head remains alive, pulling an assistant into a dangerous web of experimentation and betrayal.
Why this is here
Premise labels: reanimated head · human experimentation · mad scientist · medical breakthrough · body transplants · ethical dilemma · scientific ambition · living heads
Semantic match: ranked by premise
Distance: 0.1602
A cynical comedian’s life and future clones expose a bleak experiment in sex, aging, faith, and immortality.
Why this is here
Premise labels: immortality · cloning · aging crisis · cult involvement · future humanity · human extinction · posthuman life · love and death · youth obsession · social critique
Semantic match: ranked by premise
Distance: 0.1623
An AI reborn in an illegal human body and a cloned mechanic's pasts intertwine in a hopeful search for identity and belonging.
Why this is here
Premise labels: AI body transfer · identity search · coming of age · found family · cloning · sentient rights · self-discovery · bodily autonomy · illegal body · survival
Semantic match: ranked by premise
Distance: 0.1644
A future PI uses short-lived copies of himself to solve a cloning crime that opens into a deeper mystery.
Why this is here
Premise labels: temporary duplicates · consciousness transfer · private investigator · illegal copying · identity crisis · soul imprinting · memory upload · one-day bodies · societal transformation · future cloning economy
Semantic match: ranked by premise
Distance: 0.1684
A hard-SF short story collection where each tale stress-tests identity, ethics, and consciousness through speculative science.
Why this is here
Premise labels: idea-driven · thought experiments · future technology · identity crisis · consciousness · selfhood · moral dilemma · bioethics · speculative extrapolation · human augmentation
Semantic match: ranked by premise
Distance: 0.1693
Two separated girls navigate cloning fallout, hidden dangers, and identity questions in a dual-track sci-fi sequel.
Why this is here
Premise labels: human cloning · identity crisis · ethical dilemma · on the run · mistaken identity · search for a cure · outsider status · escape from institution
Semantic match: ranked by premise
Distance: 0.1706
A cloning scientist finds her husband has replaced her with a better, obedient copy—then the dead body forces both wives to cooperate.
Why this is here
Premise labels: human cloning · cloned spouse · identity swap · marital betrayal · ethical dilemma · body double · pregnant clone · cover-up
Semantic match: ranked by premise
Distance: 0.1710
In a red-tinted dystopian future, three strangers consider a risky body transplant that could change who they are.
Why this is here
Premise labels: body transplant · brain transplant · identity crisis · body dysphoria · experimental surgery · future medicine · medical speculation · ethical dilemma · self-transformation · question of self
Semantic match: ranked by premise
Distance: 0.1710
