Ceci est mon corps (2001)

With a place in the family business and a beautiful girlfriend, wealthy Antoine seems to have everything. But his life is sent spinning when he's offered the lead role in a film. Agonizing over whether he should take the part, Antoine learns that Lucas, the actor previously cast for the role, had committed suicide. Apparently Lucas, who was gay, was having a tragic affair with Louise, the film's domineering director. Though uncertain about the project, Antoine decides to star in the film. His father quickly kicks him out of the house, forcing Antoine into the seductive arms of Louise...