Hamish turns a deaf ear to the local pirate radio station which is having a remarkable influence on the town. But when the radio authority sends a defector van to close down transmission, he is caught up in a conflict of loyalties.

Personal crisis takes Hamish to a remote island from which he intends never to return. But he is not alone. Meanwhile, his absence from Lochdubh is keenly felt when his over-zealous replacement makes himself a nuisance.