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 | Role |
|---|---|
 Nijiro MurakamiShinohara Satoshi | Shinohara Satoshi |
 Madoka YoshidaMoriyama Rin | Moriyama Rin |
 Rena KatoNot listed | Not listed |
 Mana KinjouKakyoin Himeko | Kakyoin Himeko |
 Yuki YamadaIshida Rokuro | Ishida Rokuro |
 Manami HonjoFuse Atsuko | Fuse Atsuko |
 Akiko KikuchiEnomoto Yuu | Enomoto Yuu |
 Haruna MuranakaNot listed | Not listed |
| RReina FujimotoNot listed | Not listed |
| AAtsushi UeharaNot listed | Not listed |
| YYoshinobu YamadaNot listed | Not listed |