Hannah, her sisters and fourteen-year-old niece Julie set sail from Baltimore on a bonding cruise, and have a dramatic first night when Pia Fanucci, a bubbly bartender magician's assistant whom Hannah befriends, narrowly escapes injury during an illusion. But while Pia may make light of the incident, it's no laughing matter when Julie suddenly disappears. Has she gone overboard, or is she injur...