Jonathan is a young man with a strange condition that only his brother understands. But when he begins to yearn for a different life, their unique bond becomes increasingly tested.

In 1980s Italy, a relationship begins between seventeen-year-old teenage Elio and the older adult man hired as his father's research assistant.

All unemployed, Ki-taek's family takes peculiar interest in the wealthy and glamorous Parks for their livelihood until they get entangled in an unexpected incident.