The acclaimed creator of Paddington Bear dishes up a dastardly plot for Monsieur Pamplemousse and Pommes Frites to unravel. It isn't every day that a coffin explodes during a funeral ceremony. Barely escaping with his life, thanks to a warning howl from his faithful bloodhound Pommes Frites, Monsieur Pamplemousse can only wonder who was behind the explosion . . . and if they were also responsible for the demise of the coffin's inhabitant. But then another urgent matter comes to his attention: a terrorist group is planning to poison the food chain. Monsieur Pamplemousse, together with Pommes Frites and a rather strange ally, must spearhead an elite group to stop the catastrophe . . .