Generations into the future, a strict binary divides society into the bourgeoisie "superiors" and the "inferiors." Uma, a superior teenager, struggles with her family's decision to marry her off to Son, a fellow superior. Instead, she finds herself falling for Markus, an inferior. When her mother learns of the secret romance, she banishes Uma to Paradise Hills, a finishing school for rebellious young women. Uma learns that behind the high-class facility's beauty is a sinister secret. It's a race against the clock as a group of friends try to escape before the place consumes them all.