When the Earth is enveloped by the Dark Multiverse, the Justice League is at the mercy of the Batman Who Laughs—who is reborn as the Darkest Knight!
Humanity struggles to survive in a hellish landscape twisted beyond recognition, and Wonder Woman, Batman and Superman are trapped in nightmare worlds within the Dark Multiverse! It all comes down to the Darkest Knight versus Wonder Woman, in the most metal-est DC event of all time—paving the way for the future of the DC Universe!