Warehouse
72 Chapters CW // this one is pretty dark and has a lot of rape. like,, a LOT of rape.
May Belongs to Me
26(+4) Chapters MC gets into a fight with his ex and wakes up collared and chained to a stranger's bed. LI keeps MC like a pet "until he remembers".
The Guy I Fell for Is a Wild Beast! -An Arrogant Punk Meets His Match-
5 Chapters Delinquent MC has stalked LI for a while before they started dating, and soon discovers that LI had been stalking MC to a much further extent.
Natsume-kun Wa Nan Demo Shitteru
6 Chapters MC discovers that his childhood friend has an unhealthy obsession with him and has been stalking him for years.
Otte Otte, Koi O Shite
5(+1) Chapters Spinoff of "Shitsukekata = Nijuumaru". Makoto is a gloomy warehouse worker with an unhealthy obsession with Arata—an office worker in the same building as him—and regularly stalks him. When Arata discovers the truth, his reaction is underwhelming (mostly limited to making Makoto promise to get rid of all the creepy stalker photos plastered all over his room). They become friends for a while, but end up lovers after Makoto saves Arata from another stalker (who attempts to rape him).
Stalker's Game
35(+7) Chapters MC is being stalked. The stalker slowly becomes more and more bold, MC struggles to cope without having anyone to talk to.
I'm straight, but my friend gets me hard
8 Chapters MC is impotent and after complaining to his friend, his friend decides to give him a hand. They end up in a relationship.
Iyagaru Anta no Kao ga Mitai