After Zoom unleashes an army of Earth-2 meta-humans on Central City, Barry is shaken when he sees their leader is the Black Canary’s Earth-2 doppelganger, the Black Siren. Meanwhile, Wally takes to the streets to help The Flash stop the meta-humans, which worries Joe. Iris and Henry are concerned about Barry taking on Zoom.
Genres: Drama , Sci-Fi & Fantasy
Keywords: based-on-comic , masked-superhero , speed , super-power , superhero , supervillain , watch-series-online