When her widowed father dies, Clarissa Marston is left penniless. George Farand, however, has a solution: in debt to the late Mr. Marston, he invites Clarissa to stay with his family at their Cornish estate of Trevarron until he can repay her the money. She warms to the genial John Farand, despite his darkly brooding brother Edwin. But Trevarron is a place of ominous secrets, and Clarissa begins to fear for her safety - until the handsome Richard Redmond comes to her aid...