Mini Chapter 1

One day, Sensei received a special request from Rikuhachima Aru, the leader of Benriya 68 from Gehenna Academy. It is said that they composed some new songs. Aru was so excited that she required Sensei to chart them. But Sensei is too busy to make it, so he turned to Sunaookami Shiroko, a student from Abydos High School for help. Shiroko agreed. Then, the special request begun.