'Stay out of the channel between the farmhouse and the island'. But for Catherine Durrell the enigma of the ghostly island poses questions that must be answered.

After her terrifying and inexplicable experience, Catherine feels she can trust no-one - except Anders. But even as they try to solve the riddle, the unseen menace grows.

Who painted the frightening pictures hidden in the cellar? Catherine is urged to leave the farmhouse and go home, but she finds herself falling in love.