Infectious Doctor by badmedicinegames: It is a game about you tryna visit your grandma and getting lost, your knock on a strangers door and pass out only for them to tell you that they're a doctor and you have an infectious disease and you can't leave
link: Infectious Doctor by badmedicinegames (itch.io)
Escape the Slender forest by bloodflow: this ones like 5+ or so years old so its kinda bad quality and I haven't personally played it yet so I can't say if it has romance of not but it does look pretty fun so I had to include it
link: Escape the Slender forest by bloodflow (itch.io)
Hello my name is Zach! by Wandering Light Studios: is a short game and the premise is you meet a weird guy in an alleyway as hes dragging a dead body
link: Hello! My Name is Zack by Wandering Starlight Studio (itch.io)
watching the watcher by Apri: after a traumatizing event you abandon your old life and leaving behind old friends to start anew, things start looking good for you but no one can escape they're past (don't rlly know a good way to explain this so I just used a lil bit of the desc)
link: Watching The Watcher by Apri (itch.io)
to eat a god by soffis_mbm: It a demo with three characters all in the theme of religion in some sorts, you have to try to unlock some dialogs to start playing (just start this game so I don't exactly know how to explain yet sorry)
link: To eat a god by Soffis_mbm (itch.io)
horror romance by alegotic twelve: I added this b4 but I removed it because it isn't exactly yandere tbh but the game is about you going on a date with horror movie characters so why not?
the games chars consist of ghostface, jason, micheal, freddy krueger, chucky
link: HORROR/ROMANCE a slasher dating simulator by alegotic-twelve (itch.io)
That's all I can find in my weird list of bookmarked games but I do have some romance novels non horror and interactive fics if you'd ever want a rec ^^
EDIT: (I found a few more but im feeling kinda lazy to put them in buttt you could msg me or reply if you want more lmaoo ^^)