The Flash: The Fastest Man Alive

"Barry Allen's world-saving adventure with the Justice League has driven Central City's favorite son to become a truly skilled and inspirational superhero. But when a new threat by the name of Girder emerges in Central City, Barry turns to Batman for advice on training to master his powers. Under the Dark Knight's tutelage, The Fastest Man Alive will have to find a way to defeat this metallic menace--or be crushed by Girder's strength"--