Rendell, Louis, and Ephram are a group of teenage friends just like any other, enjoying an ordinary day at an amusement park. Or so they thought. During a ride on the famous Paradise roller coaster, the three are suddenly struck by a powerful white light, and when they regain consciousness, they awaken in a place completely unknown. With no resources and alone in this new world, they must figure out where they are, how to return home, and—most urgently—how to survive until then…