When Susan Innes comes to visit her friend, Annie Rivers, in Chapel House, the deconsecrated church that Annie is renovating into a home, she discovers her outgoing friend changed, reclusive, secretive, and completely enthralled by a mysterious lover, whose presence is always felt, but never seen, a lover whom she claims is god. As her holiday turns into a nightmare, Susan must come to grips with the fact that her friend's lover is neither imaginary...