Dizi Adı: Mahou Shoujo Lyrical Nanoha StrikerS
Bölüm Adı: First Alert
Sezon/Bölüm: 3. Sezon 4. Bölüm
Yayın Tarihi: 23 Nis. 2007

Subaru, Teana, Caro, and Erio are still enduring hard training with Nanoha, but soon their training will be complete. They are given new upgrades to their devices and the power-limiting feature is explained to them. Afterwards, the Sixth Mobile Division must act on their first mission.