Holly Davis (Mary Tyler Moore) seems to have it all the stylish house, the perfect kids, the devoted husband (Ted Danson). But it takes an unlikely friendship with Sandy (Christine Lahti), a wisecracking, chain-smoking career woman, to show her that life is never what it seems to be. But in the face of tragedy, when she needs Sandy the most, Holly discovers a dark secret that not only ties the two friends together but will also shake their friendship to its foundation!