Carol Danvers is spending a quiet evening at home when a stranger literally falls out of the sky in her backyard. Post-Endgame, post-season 5 of Supergirl.

Lena Luthor is being followed by a powered juice blonde, but it was not the blonde she's missing. Kara was heartbroken so she thought and left without goodbye leaving Lena alone to face the downfall of the Daxamite's invsion. Carol Danvers decide to be Lena's hero. Alex was sure Kara would be more devastated learning Lena had found her love in the new hero in National City...