"Mon-El taught us everything we know. From Aristotle, Shakespeare, Bon Jovi..."
"But we have some gaps. And unfortunately, even if we know the end result, we don't necessarily know how it happens.

Imra Ardeen and Mon-El[src]

This article contains plot details about an upcoming episode.

"Nightmare In National City"[1] is the upcoming sixteenth episode of the sixth season of Supergirl, and the one-hundred-twenty-second episode overall.




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