DxD: The Tale of Chengxue

A man named Chengxue had to leave his bright life and become an assassin to protect his parents and village from a mafia group. He then died after he fought the men who targeted him after the death of his boss. However, he was pitied by two devils as they reincarnated him to live in DxD world as their successor.

Disclaimer:
- Highschool DxD belongs to Ichiei Ishibumi.