Eight-year-old Vicky (newcomer Sally Dramé) has a mysterious gift: she can recreate any scent she comes across, even that of her beloved mother Joanne (Palme d’Or winner Adèle Exarchopoulos). When Vicky’s estranged aunt suddenly returns to their mountain town, the invocation of her fragrance plunges the young girl back in time to unravel the mystery of Joanne’s fiery past with her now sister-in-law.