In an alternate plan of existence, Lilith the former-stablehand and current-dragon explains that Corrin saved her life years ago, thinking she was a wounded bird. Since her family and friends and everybody are super dead, Lilith vowed to protect Corrin forever. Now that she's used her dragony powers she cannot go back to being human again.

Anyway, let me just make a castle for you to nap in, and then we'll go back to real reality. Okay?

Lilith: Be careful when you return! You could be ambushed!
Corrin: I'll be ready.
Corrin: *isn't*