Jelly and her family live in Chompton-on-de-Lyte, where everyone loves a Chocablocka bar or two. So when the end of chocolate is announced, she can't believe it. Determined to investigate, Jelly and her gran follow a trail of clues to a posh chocolate shop and its owner, the pompous Garibaldi Chocolati. Gari's suspiciously smug, despite his failing business and yucky chocolate. Is it really the chocopocalypse, or is there a chocoplot afoot?