Himuro finds out that Yukimura is a tutor's part-time job and is alone with a high school girl in the room, and raises anxiety that Yukimura may be stretching under his nose. The high school girl, Spring, was not good at studying because the average score of the final exam was 38 points. Yukimura witnessed Haru's father cursing her daughter as "bad" ... On the other hand, the Mutsumi Festival has begun, and the Kyapikyapina twin sister layer has arrived in the cosplay experience room hosted by Ikeda Lab ...! ??