Recommend psychological story

https://www.mangago.zone/read-manga/color_recipe/
and this list https://www.mangago.zone/home/mangalist/57857/

https://www.mangago.zone/read-manga/moritat/ (bl)
https://www.mangago.zone/read-manga/warehouse/ (bl)
https://www.mangago.zone/read-manga/340_days/ (sl)
https://www.mangago.zone/read-manga/transparent_cohabitation/ (sl)
https://www.mangago.zone/read-manga/winter_woods/ (sl)
https://www.mangago.zone/read-manga/diamond_dust/ (sl)
Hope you'll enjoy reading them

https://www.mangago.zone/read-manga/getting_to_know_grace/
https://www.mangago.zone/read-manga/moonlight_garden_kang_unnie/
https://www.mangago.zone/read-manga/still_sick/

https://www.mangago.zone/read-manga/saezuru_tori_wa_habatakanai/
https://www.mangago.zone/read-manga/the_baker_on_the_first_floor/

https://www.mangago.zone/read-manga/i_want_to_be_you_just_for_a_day/

these stories lean closer to drama and horror, but they're definitely psychologically twisted

TW check out my horror list.
http://www.mangago.zone/home/mangalist/927142/

Recommend if you enjoyed and follow for updates!

Most of the mangas in this list are psychological https://www.mangago.zone/home/mangalist/1140786/

Sick and twisted list https://www.mangago.zone/home/mangalist/1066163/

https://www.mangago.zone/read-manga/uruwashiki_shuen/

https://www.mangago.zone/read-manga/an_uncomfortable_truth/