Chapter 1: Cracks on the wall

When a suspected alien fall from the sky, Kara and Lena with the help of their superfriends, need to come out from their peaceful semi domestic lives, post season 6 finale and figure things out together.
An AU where Kara is finally with Lena and no one is making a big deal out of it and just being mature all around.
Ray and Nora guest starring and lending help for the team, then there will be magical and some aliens behind to be kick.