Yukina Minato gathers members intertwined with different thoughts to form a band and participate at the Future World Fes. This is the story of their "promise" from their formation to the challenge of the music festival.
| Sound | Noriyasu Agematsu | Music Producer |
| Sound | Satoki Iida | Sound Director |
| Production | Kidani Takaaki | Executive Producer |
| Writing | Yuniko Ayana | Series Composition |
| Writing | Koudai Kakimoto | Screenplay |
| Directing | Koudai Kakimoto | Director |
| Writing | Kou Nakamura | Original Story |
| Sound | Junpei Fujita | Music Producer |
| Visual Effects | Junko Kitagawa | Color Designer |
| Editing | Tomomi Umezu | Editor |
| Camera | Mari Inoue | Director of Photography |
| Directing | Atsushi Mimura | Director |
| Visual Effects | Kazayuki Ueda | Character Designer |
| Visual Effects | Motomu Endo | CGI Director |
| Art | Yuki Makino | Art Direction |