In this follow-up to The Incredible Hotel, a crime disrupts the prestigious baking competition taking place at the hotel. But will detective Matilda be able to solve the case? The World Baking Competition is coming up. It is taking place at the Incredible Hotel and will be judged by guest of honor, Chef Tartine. Stefan has perfected his chocolate cake recipe, but on the morning of the event… the recipe is nowhere to be found! Luckily, the best detective in Delaunay is on hand – Stefan’s best friend, Matilda. Who could the thief be?! Everyone has their theory and Mr Starch, the hotel manager, is ready to point the finger at a baking saboteur…