Can Batman prevail against an unstoppable intergalactic machine with the power to bend time itself? Until now, the Justice League has triumphed over every foe who has challenged them. But all of those enemies had one thing in common: they were alive! This time, the heroes face BRAINIAC, a superintelligent, invulnerable machine whose mad quest endangers all life in the galaxy! With the fate of the Earth and the Justice League at stake, can the world's greatest detective outsmart the most evil supercomputer ever?