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.
Unfortunately the movie Refrain Blue: Chapter 2 - Beneath the Moon... is not yet available on HBO Max.
| Sound | Kouichi Iizuka | Sound Director |
| Visual Effects | Hideki Hashimoto | Animation Director |
| Visual Effects | Mayumi Watanabe | Character Designer |
| Production | Saburo Omiya | Producer |
| Writing | Takawo Yoshioka | Screenplay |
| Sound | Hikari Okamoto | Theme Song Performance |
| Directing | Norio Kajima | Director |
| Camera | Takashi Azuhata | Director of Photography |
