if you like psychological imo theres more manga than manhwa you should try out! but these are some good gems
https://www.mangago.me/read-manga/hardcore_bl_anthology_the_tosa_s_master/
https://www.mangago.me/read-manga/form_of_broken_love/
https://www.mangago.me/read-manga/a_tree_without_roots/
https://www.mangago.me/read-manga/hellen/
https://www.mangago.me/read-manga/my_partner_s_tastes_and_fetishes/
https://www.mangago.me/read-manga/my_way/
Memories Of Your Breath
Hwang Young's Misery
God's Identity Card
Healer
Solo For Two
https://www.mangago.me/read-manga/the_beast_must_die/
Kami no Fune de Nemuru
90 Days for the Delicacy
A Tree Without Roots
Kill the Lights
The Pawn's Revenge
I need a BL manhwa with Psychological genre. Yaoi or Shounen ai it doesn't matter. (Except for Killing Stalking,The Black Mirror, Stalker's game i already read them all)