Race through the streets of Central City in this lead-up to the hotly anticipated blockbuster The Flash! After Barry's adventure with the Justice League, he's determined to become a truly skilled and inspirational hero. As a new threat emerges in Central City going by the name of Girder, Barry turns to Batman for advice on training to master his powers. Can the Dark Knight help show the Scarlet Speedster a way to defeat this metallic menace, or will the Flash be crushed by Girder's strength?