He will die as many times as necessary. The Ipian Empire was once a land where dragons and spirits were welcome, but a hundred years of war and bloodshed caused them to disappear. Now what was lost is returning, the onryo gathered. Five legendary spirits with mysterious powers who want to release an ancient evil that will destroy humanity. Haruto gave his soul to the god of death for the chance to find the vengeful spirit of his wife. He became an onmeji, so he is required to hunt monsters and evil spirits. But he knows that not all spirits are evil, just as not all deserve peace from his sword. Kira is a student of Heiva, an academy for children with dangerous techniques. But she has a secret, she is different from other students. When the school is attacked, she runs away with her teacher, who wants to hide them from those who could kill her, and from those who could use her. Spirits torment the earth, onryo leave a trail of blood for Haruto. But who is hunting whom?