Welcome to Avril's Emporium, the greatest store on Earth and a cabinet of curiosities that just happens to be a portal between the human world and spirit realm. In this latest epic adventure, Hannah learns that being the April Fool's Apprentice isn't all fun and games. When a crafty showman, Archimedes, discovers Avril's Emporium, he hatches a plot to use its enchanted powers against both the human and spirit worlds. Together with Avril, the Spirit of April Fool's Day, Hannah comes face-to-face with her greatest challenge yet. Joined by an unlikely ally, Hannah and Avril must confront this dangerous villain in order to save their worlds. But can they stop his nefarious scheme before it's too late?