Hiding her past as a former delinquent and living as an honor student, Torako Koshi encounters a mysterious girl with horns hanging from a telephone pole. This mysterious girl, Noko Shikanoko, becomes the source of turmoil that disrupts Torako's life.

Koshitan makes herself comfortable in the room of the Deer Club, but her little paradise is quickly destroyed.

Koshitan and Nokotan find a mysterious girl named Bashame collapsed at the entrance of the Deer Club.