Based on the hit CW TV show, this second title in The Flash middle-grade series follows Barry Allen as he continues his mission to protect Central City from the sinister Hocus Pocus—but this time, a new evil lurks beneath the city streets . . .
 
Written by New York Times–bestselling author Barry Lyga, this brand-new, original adventure builds upon the world of the Flash. This is one fans won’t want to miss!