Fan Casting

The movie opens with Barry Allen announcing to the world that he is the Flash and will be retiring. He tells everyone that he is getting married and wants to start a family without the stress of a double life. We cut to Barry and Iris West's wedding. Just then Cold busts down the wall and tries to kill Barry. The two fight until Wally comes in and stops Cold immediately. Cold is sent to prison. After the wedding Barry tells Wally he wants to do one more thing as the Flash. After Wally told Barry about travelling to the past Barry has started thinking about whether or not he can go back in time and stop his mom's death. Wally tells him that it might change the outcome of his and Iris's relationship but Barry insists. Barry tries to run fast enough to create a portal but fails and so Wally tries but also fails. Throughout the next couple of months Barry tries over and over again and goes deeper into the Speed-Force corrupting himself more and more. Barry manages to create the portal and goes to save his mom. Barry goes into his childhood house and finds a man in a yellow suit who Barry stops and chases outside. The man tells him that his name is Thawne and if he stops him things will change for the worst. Barry tells Thawne things are going to change. Barry starts vibrating his hand and pushes it through Thawne. The movie ends with Barry going back to the present only to realize he doesn't have his powers, Iris doesn't know him, Wally is the only Flash, and his mom is alive.