He tracks Margaret down to Hawaii and follows her onto a cruise ship, apparently pushing her overboard while she tries to retrieve an earring that fell out. Owen returns from Hawaii to tell Larry of Margaret's death and that Larry now "owes" him the murder of his mother, lest he inform the police Larry was the killer. After having spent the night drinking alone during the hours of Margaret's disappearance, Larry panics because he lacks a sufficient alibi. That, along with a news report announcing the police suspect foul play, convinces Larry he's the prime suspect. He decides to stay with Owen and his mother in an attempt to hide from the police. Larry meets Mrs. Lift, but despite her harsh treatment of him he refuses to kill her. Eventually, when Mrs. Lift drives Owen to the breaking point, Larry finally relents and agrees to go through with the murder.
After two unsuccessful atte…