After a disastrous military experiment left him disjointed from time and struggling to understand his strange new abilities, teenager Wally West has been on the run, without a home or safe harbor, pursued by the metahuman mercenaries known as The Rogues. But neither Wally nor the Rogues know the true intent behind the world-shattering work that was being done by Barry Allen back at Fort Fox, nor do they know the identity of its mastermind…and when those secrets are revealed, all of their lives will change forever!