Following the shocking suicide of her mother, acclaimed cellist Matilda Gray uncovers a hidden box of belongings. The strange contents connect her mother to the unsolved disappearance of a young girl from a remote Welsh village over 20 years ago. Driven by a need for answers, Matilda travels to the isolated town with her friend Hal. They quickly discover that the community is guarded by dark secrets and possibly supernatural forces. As Matilda investigates the cold case, she begins to question her own identity and memories, leading her down a terrifying path. This atmospheric psychological thriller blends mystery with chilling horror. The series has ended, but sign up for a reminder just in case it returns.