In the summer of 1983, a 17-year-old Elio spends his days in his family's villa in Italy. One day Oliver, a graduate student, arrives to assist Elio's father, a professor of Greco-Roman culture. Soon, Elio and Oliver discover a summer that will alter their lives forever.
Tommaso is the youngest son of the Cantones, a large, traditional southern Italian family operating a pasta-making business since the 1960s. On a trip home from Rome, where he studies literature and lives with his boyfriend, Tommaso decides to tell his parents the truth about himself. But when he is finally ready to come out in front of the entire family, his older brother Antonio ruins his plans.
An American couple, Paul and Marianne, spend their vacation in Italy and experience trouble when Marianne invites a former lover and his teenage daughter to visit, which leads to jealousy and dangerous sexual scenarios.
