Nora Sator, a dynamic thirty-year-old, begins her career in high finance. When she learns that her boss and his wife knew her father in their youth, she discovers that a mysterious rivalry still brings them into conflict. Ambitious, Nora quickly earns the trust of her superiors, but maintains a complicated relationship with her colleague Xavier, unlike with his sister Maya, who rapidly succumbs to her charms. Between family upheavals, affairs of the heart, and professional intrigues, destinies become entangled and masks drop.