Renji Sakurayama, a high school student raised at a shrine, is shunned by others because of his fiery red hair and quick temper. One day, a strange phenomenon occurs on the shrine grounds, an ancient sacred tree breaks its seal, unleashing a demonic dungeon filled with evil spirits. Cornered in battle against the yokai, Renji merges with the Inugami, gaining divine power and becoming a guardian who cuts down all before him.

A Japanese-style action fantasy where swords and divine powers collide!