Sycamore Connelly's returning to her hometown of Edenmouth, Maine, after dropping out of college. Sebastian Do is stuck living with his parents, having never left to begin with. Adrian Steiner, once a drifter, is starting to put down roots. All three's plans are disrupted when Edenmouth begins to swarm with zombies, and time itself becomes caught in a loop. Now the trio must work together to find a way out. But strange forces are at play, and they may not be alone...