Reincarnated With The Strongest Bloodline

[WSA 2024. PLEASE VOTE AND SUPPORT.] An unremarkable man, who leads a mediocre life until he discovers that he's the long sought after serial killer. Owing to the secret existence that dwelled within himself, he ends up with two bullets lodged into his skull. Just when he was glad his pathetic life was over; [Greetings and welcome to your afterlife, the incinerator, unclean soul. In your previous life, you carried out several atrocities...] Against his weak protests he is plunged into an unknown world as a forsaken son of a god with the goal of atonement and purification of his soul.