Terry and Gemma are forced to take refuge in a sinister and dilapidated caravan park after their coach breaks down. During the unplanned stay, visitors and residents begin to be bumped off one by one under grizzly circumstances.

Working-class couple Shirley and Cyril are in conflict over whether they should have children, their problems with 'yuppies' moving into the neighbourhood and outpricing them, and the advent of Cyril's ageing mother's seventieth birthday.