Music and loud voices echo through the woods surrounding her. Wiping her tears, she hears the rustle of leaves close by. Footsteps. She has no time to scream before a hand covers her mouth and her entire world goes black. In a patch of forest on the outskirts of a small town, five teenage school friends prepare to spend a night away from home. Carrying their tents and sleeping bags, they laugh and joke as they make their way into the darkest part of the woods, away from prying eyes. But as the sun rises the following morning, only four are left alive. Devastated, Leah's friends all swear they didn't see or hear anything. Her best friend sobs as she recounts what she remembers from that night - dancing, roasting marshmallows, sipping warm cans of beer by the fire - but is it grief, or is she hiding something? What happened to Naomi in the hour that no one can account for? And what troubled past lies behind the perfect manners of the boy who organised the trip, and who is prepared to lie to keep it buried? As the cracks in their stories grow, it's clear one of them is lying, and one of them is next...