Though Freya comes from a Valhalla different from the one in Anatomia, she still considers it home and offers her assistance to Lenneth and the Aesir.
With much effort and persistence, Sennah gets Caradoc to train her in sword fighting for a bit.
Lucia gaining a friend in Ingrid. It also helps that the two of them are half-breeds with troubled pasts.
Reincarnated Thor's relationship with his human father counts, especially since he was infamous among the Aesir for being arrogant and prejudiced.
Maximillian selling his prized bow to give his daughter Claire a better life. And before that, he had refused to make a target practice out of her to prove his Improbable Aiming Skills to the Trachia military. His devotion as a parent convinces Lenneth to raise him as one of her Einherjar.