Winter (2009)

Winter, a burnt out, self destructive contract killer is on her way to a new assignment when she decide to quit and makes her current mark, her last one. Meanwhile, the mark, Sir Charles Barton, a member of the British parliament who has stolen twenty-two million dollars, discovers that he was double-crossed and spins out-of-control. And when hires an escort specialized in sado-masochistic sex, the call is intercepted, and when Winter shows up disguised as the call girl, the game begins.