After a painful divorce, Tao Ruspoli, an independent filmmaker and descendant of Italian nobility, embarks on a journey to explore the concepts of love, sex, and monogamy in modern society. He engages in conversations with a diverse group of people, including his family members, advice columnists, psychologists, historians, anthropologists, artists, philosophers, sex workers, sex therapists, and everyday couples. Through these discussions, he uncovers intriguing insights about his unconventional family and the historical and psychological aspects of love and marriage. These revelations prompt him to challenge the notion of monogamy and the traditional family values associated with it.