Hi ! I’m looking for something very dark , hardcore , psychological, like kidnapping or ...

Blind play

Thank you , but I haven’t been able to find it on this site

Brutal satsujin

Killing Stalking, Blind Play and Vivarium are the top titles that come to mind. Hope that helps (づ￣ ³￣)づ

Thank you very much

First time I’m hearing about this one ! Thank you

Revenge

First time I’m also hearing about this one , thank you.

Hwang Young’s Misery is so good!

https://www.mangago.me/read-manga/hwang_young_s_misery/