There are those among us who are endowed with the gift - not yet understood - of contact in some degree with powers beyond the physical world. Stylish Lorna Teasdale's awareness of possessing this gift pervaded her life, yet she consciously suppressed and resisted it in her anxiety to be an ordinary, normal person. But just how feeble her resistances are, Lorna soon finds out when she and her niece, Christabel, rent a flat in the London suburb of Clapham. For even as she steps across the threshold she feels the first stirrings of her otherness coming to life, slowly gathering the force to overwhelm her...