Beyond Suspicion (2010)

Lise, a young hooker, marries Henri, a wealthy mature auctioneer, in order to strip him of his fortune. In her business, she can count on the complicity of Sam, her lover and adoptive brother, whom she impersonates her brother. Henry is sure that Lisa, truly loves him. However, the presence of Clément, Henri's brother, complicates their plan. And Sam gets jealous.