Post-election night: Selina discovers a possible road to victory. Meanwhile, Amy must figure out if she is back or not; Catherine kicks off a behind-the-scenes documentary project; Mike announces that…

When the Legends discover a new Encore, Sara, Rory and Ava end up crashing a high school reunion to attempt to stop a serial killer from finishing unfinished business. The…

Kara investigates a secretive new group whose leader, Thomas Coville, has a mysterious connection to Supergirl. Meanwhile, Samantha feels like she’s letting Ruby down, and J’onn confesses an old secret.