The Locked Room Mystery is a spine-tingling middle-grade adventure that follows 13-year-old Alex and friends as they investigate the eerie Waverly Mansion. What begins as a curious exploration quickly turns into a chilling journey through hidden passages, ghostly whispers, and a long-sealed room hiding a tragic secret. As they unravel a curse rooted in betrayal and love, the group must confront supernatural forces and their own fears. Perfect for fans of mystery, haunted houses, and brave friendships, this story blends suspense, heart, and a touch of the unknown.