Cloak and Dagger (Cloak and Dagger Vol. 4 #6)

It's an all-out fight to the finish as Cloak has no choice but to push his powers to the absolute limit to save hundreds of lives! Dagger, meanwhile, discovers the key to defeating their long-lost foe, THE GRAY! But her realization could come too late for Cloak, who may find himself lost to the darkness forever...