Reinhard, who was born into a noble family, had a strange black mark on his left arm the moment he was born. When he was 16 years old, his family was massacred due to the struggle between the royal family and the nobility. As a result, Reinhard became the Demon King in the Blood Moon and embarked on the road of revenge. From walking alone to working together as a team, after completing his revenge, he gained a different life as a demon king.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.