Munir, G, Ernesto, and Álex leave Madrid after graduation for a carefree summer of picking grapes in the south of France. But there's no grape harvest, and they end up in a series of increasingly nightmarish factory-farming gigs, where workers start disappearing. Soon the youngmen find themselves far away from the world of books and ideas, immersed in an existence that is lawless, inhumane and increasingly menacing…