Эпизод "The Important Thing, 2007". Вся информация о нём на KinoClever

The Important Thing

Teana wakes up in the infirmary many hours after being on the receiving end of Nanoha's attack. She and the other young recruits learn about Nanoha's past and how she almost died several years ago on a mission due to having overextended herself, causing Teana to understand Nanoha's training methods.