Barry Allen (The Flash) wakes up in an alternate timeline where his mother is alive, he has no super-speed, and the world is radically different. Aquaman and Wonder Woman are locked in a genocidal war that has flooded Western Europe. Batman is a brutal, gun-wielding version of Thomas Wayne (Bruce’s father). Cyborg is America’s top hero. To restore reality and save billions, Barry must regain his powers and convince this broken Justice League to help him stop the war—even if it means letting his mother die again.
As Barry navigates this alternate reality, he discovers that it was created by his time traveling and altering the course of events. Barry's actions in the past had prevented the death of his mother, which, in turn, led to a chain reaction of events that drastically altered the DC Universe. This reality deviation created a ripple effect, changing the course of history and resulting in a world where iconic DC characters and events turned out differently. index of justice league the flashpoint paradox upd
: Many analyses center on the film's interpretation of the "Serenity Prayer" (accepting things that cannot be changed) and the "butterfly effect" where one small emotional choice—Barry saving his mother—leads to a global apocalypse. Barry Allen (The Flash) wakes up in an