Mac and Sally find themselves investigating a murder when their host, Ewing Webley, is murdered. Webley is a very rich man having made his fortune in the insurance industry and is survived by his son Walter and his much younger wife, Rachel. Many people had a motive for killing him. His wife may have been having an affair with tennis pro Ilia Astrov who's just had his sponsorship terminated by the now dead man; as well, the man didn't see eye to eye with his son who felt diminished by his father's success. In his will, Ewing Hubley left most of his estate to his son ...