Following a brutal series of murders taking place on Halloween, Thanksgiving, and Christmas, Gotham City's young vigilante known as the Batman sets out to pursue the mysterious serial killer alongside police officer James Gordon and district attorney Harvey Dent.

Ten years ago, Slade Wilson-aka the super-assassin called Deathstroke-made a tragic mistake and his wife and son paid a terrible price. Now, a decade later, Wilson's family is threatened once again by the murderous Jackal and the terrorists of H.IV.E. Can Deathstroke atone for the sins of the past-or will his family pay the ultimate price?