Plot Summary: Susan's House 1961 While two children play with their toy trains, a little boy leaves a Valentine's Day letter. The boy crumples it up while the letter leaver watches. she goes out of the room for a moment and when she returns, her brother is hung on a coat rack. The letter leaver is skulking in the window. Nineteen years later. Susan and Tom are divorced. She leaves her child with Tom and leaves with her young man. Susan goes to the hospital. A janitor seems very interested in her movements. Susan gets on the elevator and a drunk drips ketchup on her white shoes, giving Susan a start. The eventful elevator ride continues as men dressed in gas masks enter claiming they are fumigating the eighth floor. Next thing you know she is trapped on the elevator. A lab assistant going about her business is unceremoniously slashed to death by a masked orderly. When an orderly runs up and cries that doctor Jacobs has been murdered, the murderer hides and soon the orderly's head is cooked in acid. Susan's husband doesn't answer when the phone rings. He is not dealing well with the divorce. Susan is still trying to locate doctor Jacobs. Susan asks if Dr. Jeremy can take care of her checkup result. Dr. Jeremy seems surprised about the results of her chest X-ray. He won't answer when Susan wonders at his reaction. Left alone, she calls her daughter Eva and more to reassure herself rather than anyone wle. When Susan wonders what the problem was, the doctor says no checkup is a simple formality. The doctor tells Susan to get undressed and he seems very interested in the proceedings behind the screen. A other doctor enters and discusses the problematic Stray. The doctor asks her t sit down and proceeds to take off her hospital gown. We quickly wonder if this doctor is legitimate. The probing continues as the hamburger eating drunk watches as well fro the hall window outside the examination room. Eventually, the examination is over. Strangely, a corpse is wheeled by to Omen music. More Damien as a lab assistant is approached with a long knife, against to the Omen chant. The baffled doctors wonder that she is asymptotic with X-rays that show such a serious condition. Susan runs into what looks like a friendly doctor. He sneaks her into the file room and as they're at a a masked orderly pokes his head in and back out. The doctor says she's in no danger and she'll be out of there in an hour. Susan's fiance shows up, and he is directed to her room. When she decides to storm out, doctors stop her and tell her that's she's quite sick, leading her away.the fiance gets a call to proceed to room 911. He is bid come closer. As he comes i he sees a corpse, and the murderer is at him with a bone saw. A cheaply done murder ensues behind a curtain. Little rest for Susan as a hatbox is placed next to her by an orderly who leaves directly. She is disappointed to see her fiance's head there. She runs about screaming. The murderer doctor and a nurse show up and try to calm her down. She pretends to take a pill and then is up and around again. She is then pursued by someone in a doctor's mask. The pursuer has an axe and is fully masked. Susan drops an article on the floor and as she toes it back behind the curtain which obscures her she somehow is missed by the murderer. The drunk guy is the next character to strut and sputter across the stage. He decides to get in on the molestation act and she runs away. The doctor who had committed her is gored. It appeared the rape doctor is not the source of her problems. In any case, the nurses are faithfully restraining her. She cries out stupid nurse at least four times. When she won't calm down, one of the doctors announces that if this continues, he'll have to operate. A nurse is pursued by the murderer who runs down the hall holding a sheet before him. Another orderly is killed. The Omen music continues as she is brought to the operating room. The masked stranger is Harry, the peeper and the husband. He is pierced with a scalpel but he's still after her. She waits and bludgeons him. The notorious lighter is still around. He had been doused in a flammable fluid somewhere along the line and when she gets it going that's it/ Eva rush to her in the end crowning this as the worst movie imaginable.