A young girl overwhelmed and drowned... by fish. A paddling child swept out to sea... by fish. Boats smashed and sunk... by fish. As the horror spreads along the holiday beaches, so do the questions. Has chemical pollution affected the sea creatures, turning them into savage, motiveless killers? Or have the fish, so long hunted and killed for sport, turned against their tormentors? Is this the final, apocalyptic revenge of a species?