In een wereld vol monsters, avonturiers en magie worden enkele van de meest begaafde genezers onderworpen aan brute kracht. Keyaru krijgt het vermogen om de tijd terug te spoelen en draait de rollen om van degenen die hem hebben uitgebuit in dit duistere fantasieverhaal over wraak en woede.
| Visual Effects | Junji Goto | Character Designer |
| Sound | Minami Kuribayashi | Theme Song Performance |
| Sound | Kenji Fujisawa | Original Music Composer |
| Directing | Takuya Asaoka | Series Director |
| Sound | Katsuhiro Nakajima | Sound Effects |
| Art | Masatoshi Kai | Art Direction |
| Art | Satoru Hirayanagi | Art Designer |
| Art | Tomoyasu Fujise | Art Designer |
| Visual Effects | Aiko Matsuyama | Color Designer |
| Visual Effects | Wataru Osakabe | 2D Artist |
| Sound | Shigeto Takeyama | Music Producer |
| Sound | Johannes Nilsson | Original Music Composer |
| Writing | Kazuyuki Fudeyasu | Series Composition |
| Visual Effects | Junji Goto | Supervising Animation Director |
| Sound | Akinari Suzuki | Original Music Composer |
| Editing | Aya Hida | Editor |
| Art | Yutaka Miya | Prop Designer |
| Visual Effects | Yoshiko Saito | Supervising Animation Director |
| Production | Akiyoshi Ando | Executive Producer |
| Production | Asuka Yamazaki | Executive Producer |
| Production | Fumihiko Shinozaki | Executive Producer |
| Production | Sho Tanaka | Executive Producer |
| Production | Shun'ichi Okabe | Executive Producer |
| Production | Yuka Sakurai | Executive Producer |
| Production | Aya Iizuka | Producer |
| Production | Natsuki Miyagawa | Producer |
| Production | Satoshi Motonaga | Producer |
| Production | Seiichi Kawashima | Producer |
| Production | Sojiro Arimizu | Producer |
| Production | Taiyo Matsuda | Producer |
| Production | Terushige Yoshie | Producer |
| Camera | Tadashi Kitaoka | Director of Photography |
