Robot chimps are attacking CENTRAL CITY! The FLASH knows only one villain could create such monkey madness . . . the world's evilest ape, GORILLA GRODD! This super-intelligent super-villain has declared war on humanity. Soon, his robo-monkeys begin destroying other cities around the globe. As the SCARLET SPEEDSTER races from one battle to the next, GRODD activates the second part of his plan, a device that will change all humans into obedient monkeys. If the FLASH can't stop him, the WORLD'S FASTEST MAN might become the Fastest Ape Alive!