Zoom is looking for Harry.
Wells releases the look-alike Bartholomew Allen, who falls into hysteria, Cisco informs that Flash has abducted Zoom, who appears unexpectedly in Star Labs.
Flash is being held in a place where he meets Jesse and a mysterious man who uses the walrus alphabet.
On Earth 1, Caitlin develops the V-8, but transforms them into V-9, along with Jay wondering how to save the city without Flash.
On Earth -1 Iris meets her new headmaster Scott Evans, who wants the girl to write about Flash.
On Earth 2, Barry arrives at a police station who, with the help of Wells and Cisco, explains that Barry who pretended he was not him, friends are asking for help in finding Zoom.
Jay saves Central City from Geomancer.
Cisco, Harry, Barry and Iris found Killer Frost, which they ask for help, the girl does not like to agree.
Cisco together with Harry and friends from the earth -2 are coming to save Barry and Jesse.
Surprisingly, Zoom appears who fights Killer Frost because she defended her enemies.
Barry, along with Cisco, Wells, Jesse, return to Earth 1.
Through the shark, Zoom kills Jay.
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