腕は良いが態度は最悪の陰陽師探偵・七都。
人形式神の矢千代と共に、怪異を解決する日々を送っていた。
そこに、行方不明の妹を捜してほしいと男子高生の綴が訪ねてくる。
Shichito is an onmyoji detective with good skills but a terrible attitude.
He spends his days solving mysterious problems together with Yachiyo, the humanoid god.
Then Tsuzuru, a high school boy, comes to visit and asks him to search for his missing sister.
Is this the harbinger of a huge monster…!?
