Dark

A scrawny boy develops an infatuation with his classmate, going as far as to breaking into his home but he quickly discovers that things aren’t what they seem. His classmate is a serial killer and he’s been caught.
-Captivity
-Themes of child abuse
-Themes of Pedophilia
-Slight incest
-Gore
-Murder
-Psychopath
-Rape
-Toxic relationship
-Mentally unstable

Tragically dark story but with a beautiful ending. A man gets kidnapped by a mysterious man from his past that he cannot seem to remember.
-Rape
-Kidnapping
-Angst
-Emotional roller coaster

A model is kidnapped by a stalker. Both are tormented by their dark pasts but surprisingly find comfort in each other
-Straight
-Kidnapping
-Stockholm syndrome
-Rape
-Child abuse
-Pedophilia
-Mentions of incest
-Gore
-Yandere

Mc gets forced into a relationship with a psycho Chaebol, who he used to attend university with.
-Rape
-Domestic Abuse
-Possessive
-Sadism
-Yandere

A boy living in poverty begins a tumultuous relationship with a rich chebol
-Toxic relationship
-Rape

The mc runs away from his toxic ex boyfriend who set him up to be gang raped by his friends, unfortunately he is found by him and forced back into a toxic relationship
-Rape
-Gang rape
-Abuse
-Sadism
-Toxic relationship

Twins enslave a boy to harvest a special chemical his body produces
-Slavery
-Manipulation
-Harem
-Rape

A man gets relentlessly pursued by his yandere cousin with split personality disorder.
-Rape
-Age gap
-Split personality
-Abuse
-Yandere
-Incest (kinda)
-Dom-Sub dynamics

A yakuza boss is betrayed by a mysterious new member of his gang, leaving his closest friends dead and him being kept as a sex slave.
-Gang rape
-Mind-break
-Manipulation
-Yakuza

Man falls in love with his adoptive father
-Sorta incest