Hello can someone recommend some manhwa/manga that was so traumatizing?

Blind play, red mansion. I mean not too traumatic cuz they at least have decent plot

Unchanged man you'll go crazy with the mc

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

madk

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

https://www.mangago.me/read-manga/dog_eats_dog/
https://www.mangago.me/read-manga/kegare_no_nai_hito/