In 1971, Stanford’s Professor Philip Zimbardo conducts a controversial psychology experiment in which college students pretend to be either prisoners or guards, but the proceedings soon get out of hand….

Bruce Wayne is missing. Alfred covers for him while Nightwing and Robin patrol Gotham City in his stead and a new player, Batwoman, investigates Batman’s disappearance.

Maggie and Negan travel to post-apocalyptic Manhattan – long ago cut off from the mainland. The crumbling city is filled with the dead and denizens who have made it a…