When the young "Lois" (Nina Foch) starts having nightmares at her seaside home, she calls in the help of renowned psycho-sleuth "Ordway" (Warner Baxter) to help her out. He duly arrives at her rambling pile and finds on his first night that he has become a sleepwalker. Luckily he is found by "Uncle George" (George Zucco) on the beach and escorted back to the house where he discovers a body. Rousing "Lois" they return to discover it's gone! What is going on here? What's with the eerie smoke that hovers around the rooms at times? Is "Lois" just not quite the full shilling or is George Zucco up to...