Nursery teacher Jenny (Kelly Reilly, Sherlock Holmes / Lost for Words) and her boyfriend Steve (Michael Fassbender, Hunger / Inglorious Bastards), escape for a romantic weekend away. Steve, planning to propose, has found an idyllic setting: a remote lake enclosed by woodlands and seemingly deserted. The couple’s peace is shattered when a gang of obnoxious kids encircles their campsite. Reveling in provoking the adults, the gang steals the couple’s belongings and vandalizes their car. Determined to prevent the ruining their weekend, Steve confronts the kids, with terrifying consequences… Also starring Jack O’Connell (Skins) and Thomas Turgoose (This is England, Somers Town).