Colette's life is shattered when her husband dies in a mysterious road accident. This may bring her closer to her daughter Gabrielle, a young bulimic woman who works as a luxury escort. The latter begins to take a strong interest in Joseph, a Belgian philosophy teacher who is passing through Montreal. She presses him with questions about existence, which scares the specialist from Spinoza, who quickly thinks of going home to find his lover. Except that he is intrigued by this presence and the power it has over him