Garbage disposal's manga / #Supernatural(2)

Woman adpots vampire and he falls inlove with her with the BIGGEST BETRAYAL OF ALL TIME she shot him after finding out he was the one behind all the nearby killings that had been happening. Years later she has moved on and apperently he never really died...shooker though the ending was rushed

Mc gets put into a apartment building own by his father on which the story revolves around him getting to know himself and the type of powers he is to awaken.