Superman is dead, the Green Lantern Corps is missing. As the world mourns its fallen hero, people of all stripes rise up to take advantage of the void left in his wake. A strong sense of urgency has Batman circling the wagons within Gotham City. To make matters worse, someone has altered the flow of time, and nothing is as it seems. But in the darkness, there's a forgotten Flash of light helping to guide the way.

And they will need it, because there is something dark on the horizon....