Tensei shitara Heishi Datta?!: Akai Shinigami to Yobareta Otoko

Sergeant Patrick Rigsby is the youngest son of a noble family and known for his quiet demeanor. On the battlefield, however, he is ruthless, showing no mercy to those who oppose him, regardless of their allegiance. His brutal tactics and combat skills have earned him rapid advancement in a war-torn world. The story explores his past life before being reborn into this kingdom. It is noted that he has no supernatural advantages, no romantic entanglements, and only a pet snake as a companion. His approach to heroism is marked by extreme violence.