She drops the info-bomb that her father was taken away to Gorilla City, which almost definitely had fans hooting and perhaps beating their chests at home.
And the trailer gives us a good visual sense of what the episode synopsis previously revealed.
Out popped Jesse Quick, the Earth-2 speedster last seen in the fourth episode of Season 3, who may have been happy to see Wally, but not for any pleasurable reasons.
In the final moments of “Untouchable,” viewers watched as Wally was testing out his new Kid Flash power by phasing his hands through a wall, and a breach suddenly opened up in the room.
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The Flash 3x13 Promo "Attack on Gorilla City" (HD) Season 3 Episode 13 Promo