Philippe Mars wants to please everyone. He wants to be a good father, a friendly ex-husband, a helpful colleague and an understanding brother. Unfortunately, his little world goes out of its planned orbit. His son becomes a hardcore vegetarian, his daughter a compulsive swot, whilst his sister exhibits giant paintings of their naked parents. At the office he must face the rampages of his mentally unstable colleague Jerôme who one night turns up at his door with a young woman in tow who has just been released from a clinic.

Finding the diary of his predecessor, rural schoolteacher Song falls in love with its author, Ann, and sets out on a winding journey to find her.

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.