Bunnyboo♡

Sweet home

idk if u like yaoi, but this is the go-to for gory: http://www.mangago.me/read-manga/killing_stalking/ you prob already read it bc its pretty popular but this checks off everything

Tales of the Unusual (plz read both on webtoon)

http://www.mangago.me/home/mangalist/851941/

http://www.mangago.me/read-manga/feeding_lamb/
I’ll not take responsibility for recommending this! and you can read his other work