A Christmas whodunnit for all ages! Join Ava, Carol, and Derik for a thrilling Christmas mystery! An anonymous tip leads the intrepid sleuths to investigate the decade-old murder of Margarette Tooms. The trio uncovers a web of secrets around her death and a cast of intriguing characters, each with their own mysterious past. In a cozy mystery style, the young sleuths begin to investigate the people involved in Margarette's life. Was it Nora, her archnemesis and town manager? Or her loyal friend Dennis, an antique dealer? Perhaps local historical celebrity, Lyle? Or was it the mysterious stranger who began frequenting Margarette's café? Clue by clue they edge closer to the truth behind Margarette's death as they uncover the secrets carefully hidden by those that knew her. In a heart-pounding chase, Ava, Carol and Derik race to save the evidence that will reveal the murderer before it is destroyed. Experience the magic of Christmas, the power of friendship, and the thrill of solving a mystery together with Ava and Carol and their best friend Derik. Jump into this Christmas wonderland of a mystery with the Kids Murder Mystery Club and be a part of the quest to unveil the truth!