The island of Voros may initially appear to be idyllic, with its beautiful Judas tree growing in amazing profusion and producing dazzling pink blossoms. But the people on the island are not what they appear to be, and Amelia encounters forces which her reason fights against: there's something on Voros that has the power to change events, alter people's lives and create bizarre behaviour patterns. As Amelia struggles to forge a new family on the island, she finds herself taken over by a terrifying force that will bring an unwelcome self-discovery.

Clark's skills are quite different to those of such writers as Stephen King--he is less interested in regular infusions of gross-out horror, preferring to weave a disturbing patchwork of incidents that disorient the reader, preparing them for the unexpected punch of terror when it finally arrives. In this, he is in the tradition of such subtle masters of the genre as Robert Aickman and Ramsey Campbell, and, like them, the delineation of character is crucial to the effects he wishes to achieve. Amelia is a particularly well-drawn heroine, and we are as concerned with her fate as with any of the genre thrills that Judas Tree offers