Responses
I’m not sure about the last part but maybe it’s https://www.mangago.zone/read-manga/brutal_satsujin_kansatsukan_no_kokuhaku/
YESSS TYY
'his first love who died young'
god damn I wish that was the case
YW
It's a lot like Maria no Danzai except MC is a guy and he goes around torturing and killing bad people because of something related to his first love who died young