When a mysterious ice powered enemy frames Frost for a brutal crime, she must find a way to clear her name; Barry and Iris have a surprise houseguest, and Joe continues to deal with Kristen Kramer.
Cisco and Chester travel back in time and get stuck in 1998, repeating the same day over and over again. The key to returning home is at Chester’s childhood home but he refuses to visit.
A new villain, Psych, strikes at the people of Central City, giving them visions of their worst fears – and Flash is his next target.
Abra Kadabra returns to Central City seeking revenge for an unimaginable wrong. Meanwhile, a mysterious behemoth strikes at the city.
As Eva becomes more powerful, Barry and team must find a way to stop her; an old friend risks her life to help.
When Barry suddenly gains the power of speed thinking, he attempts to use his new gift to save Iris; while Barry is thrilled with his new power, Cisco is hesitant to trust it; Eva must face a shattering truth.
When an experiment to save Barry’s speed backfires, Nash Wells searches for a way to save The Flash and comes up with a dangerous plan; Iris makes a startling realization inside the Mirrorverse.