Simon, 22, drives his father's car to the retirement home to visit his grandmother Maryse. He plays her some old cassettes he found, unaware that the music will revive memories in both Maryse's body and mind. While dancing with her, Simon witnesses his grandmother's past, as she is transported back to her youth in the Antilles.

A former fighter must find the missing son of an opponent he accidentally killed years ago, taking on a brutally violent crime gang in Marseille.