(W/A) Yuki Urushibara. Shiki Ichinose's blood is Oni* and his father's is Momotarou. Normally* those with Momotarou blood hunt the Oni but Shiki's father refused to kill him as an infant. Instead* he adopted Shiki and raised him despite the rebellious attitude and dangerous temper that comes with Oni blood. When a member of the Momotarou Agency kills Shiki's father* he vows to avenge hm. But as Shiki hones his abilities and learns to control his Oni blood* will he be strong enough to survive the dangers waiting for him...?