Madelyn (Marcia Gay Harden) is a successful, self-possessed, middle-aged businesswoman - until she finds out that her husband's late nights at work are actually intimate dinners with a sexy young aspiring actress, Lucy (Leonor Watling). When Madelyn starts stalking this new mistress, she witnesses what she thinks might be the beginnings of a suicide attempt and ends up talking her down. While Lucy is ignorant of Madelyn's true identity, the two form...