Demon King's Daughter Contractor

An orphan named Akabane, who was waiting to die in an orphanage, met a demon. This demon girl, Xie Lixue, who looked to be only twelve years old, said that I can save you, but you must be my contractor and help me become the king of the demon world. I looked at her lonely eyes and became a contractor in the battle for supremacy between the kings of the demon world that happens every thousand years. Help her win against four hundred demons. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.