Six months after stopping the Godspeed War, Barry and Iris West-Allen are now at the top of their game—both in their careers as superhero and reporter and as a devoted couple. But when the powerful alien Despero unleashes near annihilation on Central City, The Flash and his team must once again defy impossible odds to save the day. But their victory is short-lived as two new threats rise from the ashes of "Armageddon," one of which will unleash unforeseen horrors into the lives of Barry and his teammates... and change Team Flash forever.
Chinta Regală revine cu noi planuri malefice. Barry și Iris primesc un vizitator neașteptat. Allegra are dificultăți cu acceptarea unei promovări importante.
În viitor, zece ani mai târziu, Barry este șocat să afle detaliile sinistrului plan al lui Eobard Thawne. Mai târziu, Barry se aliază cu un dușman declarat.
După ce se întorc în 2049, Bart și Nora descoperă că linia timpului nu e așa cum o lăsaseră. Pentru a readuce situația la normal, trebuie să înceapă cu sfârșitul.
Barry and Team Flash get closer to figuring out the Fire Meta but no closer to finding him meanwhile Iris, needing a distraction, follows a story to Coast City.
Barry's desire to keep Team Flash safe is tested when Frost recklessly courts danger as she tries to stop the "Black Flame," meanwhile, Iris tries to help a teen girl reunite with her mother but unintentionally does more harm than good.
Barry and Chester may have found a way to stop the "Black Flame" from hurting anyone else meanwhile Caitlin decides to handle a situation on her own, possibly putting more innocent lives in danger.
With a new Meta terrorizing the city, Joe lends a hand to the local authorities, meanwhile Barry gets an assist from Cecille who helps to track the mass murderer.
The Flash goes off the grid to look for answers about a new Meta in town. Meanwhile, Allegra pulls out all of the stops at CC Citizen Media, to protect a source and a friend.
With a new speedster in town, The Flash gets much more than he bargained for, meanwhile Cecile's powers experience a growth spurt allowing her to aid Team Flash on an entirely different level.