After nding success together in their second trials, Coco and her friends return to the warmth of the atelier. Before long,they are approached by Tartah from Kalhn, and he needs their help setting up shop at the thrilling witches festival, Silver Eve! But to design a contraption to sell there, the young students must consider the power of magicat once delightful, benecial, and potentially harmful. As Coco makes prep arations alongside Tartah, shes reunited with Custas, a boy who was savedby Coco once before, but is convinced that luckwill never shine on him again