Summary: Rather than kill Supergirl, Non uses a Black Mercy plant on her, trapping her in a fantasy world of her deepest desires. To free her foster sister, Alex must enter the reality and persuade Kara to abandon her personal heaven. Also, Alex, Hank and the DEO must fend off a Kryptonian attack…
[show all]Rather than kill Supergirl, Non uses a Black Mercy plant on her, trapping her in a fantasy world of her deepest desires. To free her foster sister, Alex must enter the reality and persuade Kara to abandon her personal heaven. Also, Alex, Hank and the DEO must fend off a Kryptonian attack while Kara is out of commission.

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