Ann, a former chorus girl marries above herself into a rich society family, but her mother-in-law regards her with great suspicion from the start. When Ann shoots her husband dead, claiming she thought he was a prowler, the older Mrs. Grenville decides to back the woman she despises, to protect the family image.

Two uneasy friends, a police officer and a TV talk show host, each pursue the mysterious "handcuff killer" with the aid of an artist who sees - and draws - the killer's crimes before they're committed.