Supergirl season 3 episode 17 Recap and FAQ
Episode Summary
Lena Luthor admits to secretly experimenting on Sam to cure her of becoming Reign, using Lex's Kryptonite for containment. The team grapples with Lena's actions and plans to use futuristic technology to enter an alternate dimension where Sam transforms. In this dark valley, Sam and Julia, aka Purity, are tormented by their actions as Worldkillers. Meanwhile, James Olsen, as Guardian, confirms Lena's claim of not having more Kryptonite. A climactic battle ensues with the Worldkillers, where Julia sacrifices herself, ending the eclipse and weakening Reign. Post-battle, Lena and Supergirl reconcile over their secrets, and James reveals his identity as Guardian to Lena, admitting he knows she can create Kryptonite.
Full Episode S03E17 Recap
Frequently Asked Questions
What was Lena Luthor doing with Sam?
Lena Luthor was conducting secret experiments to cure Sam of being Reign.
Where does Sam transform into Reign?
Sam transforms into Reign in an alternate dimension.
How did Lena contain Reign?
Lena used Lex's Kryptonite to contain Reign.
What is the team's plan to save Sam?
The plan involves using 31st-century technology to access the alternate dimension where Sam becomes Reign.
Who struggles with their identity in the dark valley?
Sam and Julia struggle with their identities as Reign and Purity.
What does Guardian (James Olsen) find in Lena's lab?
Guardian discovers that Lena was truthful about not having any more Kryptonite. Q