I guess.
https://www.mangago.me/read-manga/murderer_llewellyn_s_enchanting_dinner_invitation/
https://www.mangago.me/read-manga/the_beast_must_die/ (if they're into psychological stories, there are some nsfw scenes though)
https://www.mangago.me/read-manga/spinach_bouquet/
Sanyang: the wanderer
https://www.mangago.me/read-manga/the_mountain_branch......
