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.
Yukari TamuraNanoha Takamachi / Stern (voice)
Nana MizukiFate Testarossa / Levi (voice)
Kana UedaHayate Yagami / Dearche (voice)
Haruka TomatsuAmitie Florian (voice)
Satomi SatoKyrie Florian (voice)
Yoko HikasaIris (voice)
Natsuko KuwataniArf (voice)
Kaori ShimizuSignum (voice)
Asami SanadaVita (voice)
Kaori MizuhashiYuuno Scrya (voice)
Aya HisakawaLindy Harlaown (voice)
Ryoka YuzukiShamal (voice)
Kazuya IchijoZafira (voice)
Mikako TakahashiChrono Harlaown (voice)
YukanaReinforce Zwei (voice)
