Prequel film of UN-GO telling the encounter of Shinjuurou and Inga.
| Actor | Role |
|---|---|
 Aki ToyosakiInga (voice) | Inga (voice) |
 Ryo KatsujiShinjuurou Yuuki (voice) | Shinjuurou Yuuki (voice) |
 Miyu IrinoSeigen Hayami (voice) | Seigen Hayami (voice) |
 Shin-ichiro MikiRinroku Kaishou (voice) | Rinroku Kaishou (voice) |
 Nozomi YamamotoRie Kaishou (voice) | Rie Kaishou (voice) |
 Takako HondaIzumi Koyama (voice) | Izumi Koyama (voice) |
 Haruka TomatsuYuuko Kurata (voice) | Yuuko Kurata (voice) |
 Tokuyoshi KawashimaMakirou Serada (voice) | Makirou Serada (voice) |