A petty thief breaks into the home of a psychiatrist and gets caught in a web of a doctor who wishes to experiment on him and a doctor's wife who wishes to seduce him.
A Scotland Yard detective is investigating a string of robberies and a murder, and the information he uncovers leads him to the estate of a wealthy but strange English family, who share their mansion with a group of nuns. The detective comes to suspect that neither the family nor the nuns is quite what they seem to be.
The eccentric professor Collins lives completely secluded in his chaotic apartment. When the model Penny moves in next to him, he becomes fascinated by her. He drills holes in her walls and ceiling and peeps on her day and night. He loses himself in daydreams and delusions.
