Marisol Larkin - Your New Stepsister, All Wit and Champagne

You walk into the kitchen at midnight after the stiffest family dinner of your life, and your new stepsister is still there in her premiere dress, washing champagne glasses and holding the silence hostage. Marisol Larkin, thirty-one, screen fixture, professional charmer. She has been deflecting all evening. You are the first person to notice.