(W) Mizuki Tsujimura (A) Tomo Taketomi Seven junior high students are granted access to a mysterious castle. The only thing connecting the kids is that none of them go to school during the day. Kokoro sees the castle as the only place where she truly belongs, but not everyone feels that way. Ureshino announces one day that he's going back to school, but as summer vacation comes to an end, Ureshino returns with mysterious injuries. As it becomes clear that everyone in the castle has their own hidden secrets, Ookami-sama announces a new rule that will change everything.

(W) Mizuki Tsujimura (A) Tomo Taketomi The kids had promised each other that they'd all attend school on January 10th, but when the day finally comes, the seven kids fail to meet up. With the key still missing, the month of Ookami-sama's deadline finally arrives. The kids decide to treasure the time they have left, but on their final day in the castle, something shocking happens at the very last moment!