He Buried the Wrong MotherEpisode 18

Audrey learns her husband Gavin's secretary Blair beat a woman to death at Gavin's villa. Blair and Gavin assume the victim is Audrey's mother, so Gavin defends Blair and orders the body dumped before his mother's party. Then Audrey's mother arrives alive. Flight records and a bloodstained suitcase reveal the truth: the woman Gavin helped discard was his own mother—killed by the secretary he protected.