The CW has released the official episode description for the seventh episode of Supergirl Season 5 titled “Tremors.”
SOMETIMES THE PERSON YOU WOULD TAKE A BULLET FOR IS STANDING BEHIND THE TRIGGER – Supergirl (Melissa Benoist) finally learns the truth about Lena (Katie McGrath) while tangling with Leviathan. J’onn J’onnz (David Harewood) makes a discovery about his brother’s whereabouts. Andi Armaganian directed the episode written by J. Holtham & Katie Rose Rogers (#507). Original airdate 11/17/2019.
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