The Flash
After being struck by lightning, CSI investigator Barry Allen awakens from a nine-month coma to discover he has been granted the gift of super speed. Teaming up with S.T.A.R. Labs, Barry takes on the persona of The Flash, the Fastest Man Alive, to protect his city.

Season 4 · Episode 18 ·
Lose Yourself
When Barry and Team Flash find a way to enter The Thinker’s lair, Ralph considers crossing a dangerous line to defeat DeVoe. Meanwhile, Joe is concerned by Harry’s recent behavior.
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Episode 18 of season 4 of The Flash: “Lose Yourself”. Aired 2018-04-17. Watch it online free on ZapFlix.