hey

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

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

Bastard (on webtoons)

https://www.mangago.me/read-manga/feeding_lamb/ (PLEASE do not read if you are sensitive to the topics, cannibalism, rape, and gore.)

https://www.mangago.me/read-manga/from_the_red_fog/ (I have NOT read this one, BUT the summary is quite intriguing. It's about a boy who's mother was a serial killer. After an incident, he escaped her and was picked up by a nurse. But, apparently, the quiet everyday life was boring for him.)

https://www.mangago.me/read-manga/another/ (I have never read the manga, but the anime is really good.)