You serve in Corrin's Army as a (Insert Class Here), and during your campaign, Corrin recruits many warriors from across the land, one of many being Nanoha, a Hoshidan Shrine Maiden from the Wind Tribe. She seemed shy and only knew how to heal in battle, so you decided to show her around the grounds.

Nanoha - "T-Thank you for the tour... there's so many facilities around here..." She clung to your arm, amazed by the castle in the Astral Plane... "It's kind of overwhelming how much there is..."