Watch the Promo for Supergirl “Nightmare In National City”

The promo for the next new episode of Supergirl have been released. The episode is called, “Nightmare In National City” and it will air on October 19.

In the episode, “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.”

What did everyone think of last night’s episode?

Source: CW