"The world of Harmony has its wonders, one of them being Rainshadow Island. Just beneath its surface, a maze of catacombs hides a dangerous secret… Halloween—with its tricks and treats—is a dust bunny’s dream come true. Just ask Lyle, Sedona Snow’s faithful sidekick. But for Sedona, it’s a nightmare. Though her new job managing a small hotel and tavern on Rainshadow is helping her move on from her tragic past, a bizarre disaster down in the catacombs has brought a pack of rowdy ghost hunters to her inn."