When the owner of their favourite café vanishes, budding journalists Lia and Zoe find a desperate message written in cocoa powder on his famous hot chocolate: HELP ME! Armed with his hidden recipe book, the duo chase clues across town - interviewing locals, tailing a mysterious van to an abandoned warehouse, and teaming up with the town's star reporter. All signs point to the ambitious owner of a rival café, The Silver Spoon. But can two young sleuths crack the case before it's too late? A delicious mystery where friendship turns out to be the secret ingredient.