Cara Segal is a born worrier. She figures her worrying works like a whisper in God's ear - if Cara's concerned about car crashes, kidnappings, or murders, she lets God know, and he always spares her. But Cara never thought to worry about a fire. And one night while she's sleeping at a friend's house, her house catches fire, and her mother and younger sister are both killed. Throughout shiva, the initial Jewish mourning period, Cara can't help wondering...