A 25-year-old Margaux lives a carefree but unsatisfying life, frequenting one-night stands. Her life takes a turn when she meets another Margaux, 20 years her elder, at a party. They share similarities and coincidences, including taking the same 6:57 AM train to Lyon. On the train, Margaux encounters her still-handsome ex, whose charm resonates with both Margauxs. As the two women grow closer, they struggle to let go of each other and Marc, their shared ex.
When Margaux Meets Margaux
A young woman, Margaux, encounters an older version of herself, also named Margaux, revealing that they are the same person at two distinct points in her life.