The bustling streets of Mousehole are home to Robbins' Fish and Chip Shop, where Maggie and Ryan dish up the best fried goods Cornwall has to offer - and solve a crime or two. When a villager is found dead, Maggie and Ryan rapidly find themselves deep in a new mystery. But as the case unfolds, it becomes clear that something strange is simmering beneath Mousehole's serene surface. The enigmatic owner of the chip shop, Mr Robbins, is nowhere to be found. And when Maggie and Ryan search his campervan home, they find it already unlocked and completely ransacked. Where is Mr Robbins? Is his disappearance linked to the murder? As the fish and chip shop detectives face a boatload of questions, can they catch the killer before someone winds up dead?