An inveterate traveller, Sir James Monmouth has spent most of his life abroad. He arrives in England on a dark and rainy night with the intention of discovering more, not only about himself but his obsession with Conrad Vane, an explorer. Warned against following his trail, Sir James experiences some extraordinary happenings - who is the mysterious, sad little boy, and the old woman behind the curtain? And why is it that only he hears the chilling scream and the desperate sobbbing?