Karada de Kaiketsu Hyakkiya Tantei Jimusho

This is an anime adaptation of the Doujinshi of B-qoon.

Hikari Hyakkiya is a young Yōkai who practices as a detective, to fight crimes related to the supernatural. It is accompanied by Tamakin, his pet, who helps him during his investigations.

One day, the Criminal Affairs Office of Misara Appeals to them following several attacks in a village in the mountains. The latter bears the title of Mountain of Defloration For the young girls had a tradition of granting and sacrificing their virginity, in order to become adult women.

This is how we follow the mysterious investigations ofHikari and of Tamakin against the Yōkai.