Supergirl -- "Nightmare in National City" -- Image Number: SPG616fg_0014r -- Pictured (L-R): Nicole Maines as Nia Nal and Hannah James as Maeve Nal -- Photo: The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

Supergirl episode photos show that Dreamer is going to have to deal with her sister for the next totem.

Supergirl episode 616, “Nightmare in National City,” will also see Kara pondering if she can continue to live two lives.

NIA CONFRONTS HER SISTER — Kara (Melissa Benoist) lands her dream story for Catco but when the city is suddenly attacked by a nightmare monster at the same time as her interview, she is forced to take a serious look at her life and decide if she can continue to live as both Kara and Supergirl. As Dreamer (Nicole Maines) takes the lead on the search for the Dream Totem, which can vanquish they nightmare monster in National City, she realizes she needs to ask her sister Mauve (guest star Hannah James) for help. Old wounds resurface as the two sisters come face to face.

Supergirl episode 616 airs on Oct. 19, 2021.

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