Red mansion
Head over heels
Okay I made a list straight out of hell for you ╥﹏╥
This one was too disturbing for me
I hated it, but it has what you want (I guess)
https://www.mangago.zone/read-manga/moretones/
This one is kinda interesting but it could be better
https://www.mangago.zone/read-manga/vivarium/
The art is good, but the plot is not very well written
https://www.mangago.zone/read-manga/nineteen_over/
The next two are one story, suuuuper fucked up, but it's actually good
https://www.mangago.zone/read-manga/sei_no_gekiyaku/
https://www.mangago.zone/read-manga/sei_no_gekiyaku_re_life/
This one's just pure shit, don't read it lol
https://www.mangago.zone/read-manga/ashtray/
R*pist×stalker, this one's a good one
https://www.mangago.zone/read-manga/checkmate_1/
R*pist×r*pist
https://www.mangago.zone/read-manga/zetsubou_ni_nake/
https://www.mangago.zone/read-manga/plaything/
https://www.mangago.zone/read-manga/hwang_young_s_misery/
https://www.mangago.zone/read-manga/saturday_s_master/
Freak x freak list
https://www.mangago.zone/home/mangalist/2994515/
can you recommend me some fucked up toxic weirdo stories and they're both low-key in love with each other like it's mutual, and at the end they match each other's freak and like---like it. heavy on toxic( ˘ ³˘) plz help a girl out hehe♡