The Last Son(Supergirl X Male Oc)

(Starting at Season 2)

At 12 years old, Kai Zor-El escapes doom on planet Krypton to find protection on Earth with the Danver family, where he grows up in the shadow of his foster sister, Alex, and learns to hide the extraordinary powers he shares with his cousin, Superman. Now an adult living in National City and working for media mogul Cat Grant, Kai finds his days of keeping his abilities a secret are over when super-secret agency head Hank Henshaw enlists him to help protect the city's citizens from threats. Finally coming into his own, Kai must juggle his new responsibilities with his very human relationships.