The second chapter in the Refrain Blue series focuses on Nao Morisawa and the events that happened at the summer camp last year, with her and Yoshihiro Matsunaga both unable to let go of feelings of the past.
| Visual Effects | Mayumi Watanabe | Character Designer |
| Production | Saburou Oomiya | Producer |
| Directing | Norio Kajima | Director |
| Sound | Kouichi Iizuka | Sound Director |
| Sound | Hikari Okamoto | Theme Song Performance |
| Writing | Takawo Yoshioka | Screenplay |
| Camera | Takashi Azuhata | Director of Photography |
| Visual Effects | Hideki Hashimoto | Animation Director |
