Bryan Heeley

On a run-down Bradford council estate, teenagers Rita and Sue both share a job babysitting for Bob and Michelle's children. On the way home one night, Bob takes Rita and Sue up to a deserted, countryside landscape. Knowing what he has in mind, the girls are only too happy to oblige and both have a sexual encounter with him that becomes a regular occurrence.

The horny farmer McDonald has his wicked way with a goat. Life returns to normal for the family, until the goat gives birth! The mutant off spring, called Billy, is tormented by the Farmer's sons, only the daughter feels any pity for him. It isn't long before Billy, who keeps growing bigger, plans revenge..