Supergirl Spoilers: “Dark Side of the Moon” Description

The CW has released an official description for the May 28 episode of Supergirl called “Dark Side of the Moon,” and in it, “Supergirl learns a dark secret about Krypton!”

Don’t they know that you can learn secrets about Krypton every Wednesday night at 10 on Syfy?

In any event, here’s the description with some new spoilers:

SUPERGIRL LEARNS A STUNNING SECRET ABOUT KRYPTON – Supergirl (Melissa Benoist) is stunned to discover that a part of Krypton survived. Meanwhile, Alex (Chyler Leigh) is attacked while out with Ruby (guest star Emma Tremblay), and Lena (Katie McGrath) considers how far she will go to keep Reign contained. Hanelle Culpepper directed the episode written by Derek Simon & Katie Rose Rogers (#320). Original airdate 5/28/2018.