Overview
Satoshi, who is a high school junior, is doing something against the rules. He is forming a band. Joining him is Rin. They nonetheless perform at the school's cultural festival live in front of their fellow students. There is a mishap and Satoshi travels back in time to the moment when he met Rin.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 20 | 28 | |
 | 21 | 29 | |
 | 20 | 28 | |
 | 21 | December 1, 2020 (24) | |
 | 26 | 34 | |
 | 42 | 50 | |
 | 35 | 43 | |
 | 20 | 28 | |
 | - | - | |
| - | - |