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A shocking revelation causes chaos in National City. Supergirl sets out to capture Mercy Graves, while Alex takes control at the DEO. Back at CatCo, Kara decides to write an investigative story on Mercy and asks Lena if she can interview her as Mercy has ties to the Luthors. Meanwhile, Brainy meets Nia and the two end up in a precarious situation.
First Air Date : Oct 26, 2015
Last Air date : Nov 09, 2021
Episode : 126 Episode
Season : 6 Season
Runtime: 42:14 minutes
Country: United States of America
