When a zombie apocalypse strikes Ponyville, Twilight Sparkle, Applejack, Rainbow Dash, and Pinkie Pie have to fight their way through the hordes of zombified ponies in the Everfree Forest and get to Sweet Apple Acres. But if they want to survive, they're going to have to band together and use teamwork, and Pinkie's going to have to stop running off on her own!