The planet Eltria, having suffered severe desertification in the past, has all but been abandoned. Against her older sister's wishes, Kyrie Florian travels to Earth alongside her best friend, the AI Iris, in search of the key to their planet's regeneration. However, the only way to find it lies within the Tome of the Night Sky, leading them into conflict with Nanoha and her friends.
| Directing | Takayuki Hamana | Director |
| Sound | Toshiki Kameyama | Sound Director |
| Visual Effects | Mai Nakazono | CGI Director |
| Sound | Misa Chujo | Original Music Composer |
| Art | Akihiro Hirasawa | Art Designer |
| Editing | Kazuhiko Seki | Editor |
| Visual Effects | Misako Akama | Color Designer |
| Visual Effects | Kazunari Niigaki | Animation Director |
| Art | Akira Suzuki | Art Direction |
| Visual Effects | Kana Hashidate | Character Designer |
| Writing | Masaki Tsuzuki | Writer |
| Camera | Megumi Enomoto | Director of Photography |
| Visual Effects | Osamu Sakata | Supervising Animation Director |
| Visual Effects | Kana Hashidate | Supervising Animation Director |
| Art | Chigai Okado | Prop Designer |
| Art | Lee Choi-ee | Background Designer |
| Writing | Masaki Tsuzuki | Original Story |
