Justice Lost: The Step Forward

The Justice League have vanished. The sentinels of this world were hard at work defending the Earth from a villainous race of aliens known as the fluek. And in a flash, the heroes were gone. All that remains is their legacy. The Next Generation of heroes. When a threat bigger than anyone left on Earth could possibly expect appears, there is only one man left for people to look to; Dick Grayson - Nightwing.