Amy Whey's greatest joy is her family: her devoted professor husband, her spirited fifteen-year-old stepdaughter, her adorable infant son. And, of course, the steadfast and supportive Charlotte. But Amy's sweet, uncomplicated life begins to unravel when the mysterious and alluring Angelica Roux arrives on her doorstep. Roux tells her that if she doesn't give her what she asks for, what she deserves, she's going to make Amy pay for her sins. One way or another.