When Rumpelstiltskin destroys the Magic Mirror and escapes to the modern world, the four princesses of “Once Upon a Time”-Cinderella, Sleeping Beauty, Snow White, and Rapunzel-are sucked through the portal…

One year after outwitting the FBI and winning the public’s adulation with their mind-bending spectacles, the Four Horsemen resurface only to find themselves face to face with a new enemy…