AllMovie

In this complex mystery, an American woman is married to a British businessman. The trouble begins when the woman suspects that she is being stalked. She tells this to her husband and his friend. They then go home. While the friend is upstairs making a phone call, the stalker sneaks in and kills her husband. The friend hears the commotion and rushes downstairs. He gets there just in time to hear the killer requesting payment from the wife for services rendered. Later the killer is arrested and makes a full confession. Though he claims the woman paid him to kill her husband, the court remains skeptical. The friend believes the killer, but says nothing. After the trial, he learns that the woman's ex-husband had been blackmailing her with the claim that they were never actually divorced. He pushed her into killing her new husband. When the friend learns the truth, he has no choice but to phone the police and tell them all he knows.