BETRAYAL! The JLA is the single most powerful group of super-heroes ever to be assembled—AND THEY'RE DROPPING LIKE FLIES! Batman's secret files on the Justice League have fallen into the hands of one of his oldest and deadliest foes—Ra's al Ghul! Now, Superman, Wonder Woman, Aquaman, Martian Manhunter, Green Lantern, Plastic Man and the Flash are being led into traps specifically engineered to counteract their remarkable abilities. The JLA faces its greatest challenge—possible treason within their own ranks! Will the JLA survive? And if they do, can Batman's hand in their betrayal ever be forgiven? The answers lie inside.