A terrifying thriller, starring Odette Yustman and Amber Heard as Ellie and Stephanie break away from their boring tour group in pursuit of breathtaking scenery, adventure and fun of Argentina. They reach the once-prosperous town of Alemana, where beneath the sumptuous landscape lies a dark secret. Despite rumours of local girls recently going missing, the pair head for a noisy bar to celebrate their last night and help give Ellie closure from her recent break-up. The next day the two girls fight and Ellie disappears. Stephanie follows a trail of sinister clues in an attempt to find her friend but who can she trust to help her, and moreover who must she fear when time is running out and soon the darkness will fall...

Commercials director Marcos Efron made his feature debut on the movie, on which Heard also served as a co-producer.