Local bullies tormented Kotarou when he was a youngster. They were the skilled wrestler Akari. Kanae, a basketball prodigy, and Shigure, a prodigy in video games. Every day, Kotarou competed against these three...

Sano Tsukasa, a first-year university student who works part-time at a karaoke shop. One day, he encounters a female customer who used to be a children's TV singer. She pleads with him, saying, "If you don't...

20-year-old Yuuichi's a superfan of breakout singer, the ice-cold VTuber Sion. He also has a weekly karaoke appointment with former classmate Shiori, the sweetheart behind the mask.

Even in university, Chono is stuck in the past regrets of his high school years. His dull days come to an abrupt end when he comes across a mysterious book. A book that allows him to return and re-do his high...