Four friends Phoebe, Harry, Sara and Jo, go on holiday in a small caravan site in the Scottish village of St Catherines. After a drunken night in the caravan Harry and Phoebe leave the others. Phoebe returns to the caravan. Something is wrong, her distress clear on her face. She goes to bed. The next morning, the group begins to unravel as Phoebe realises that Harry has sexually assaulted her, and the situation becomes clearer to Sara and Jo.
