How many strings will fray before a family business falls apart? Nancy, George, and Bess are going on a vacation to Paris, and Nancy's father pulled a few strings to get the girls some quaint accommodations: a tiny top-floor flat in a small three-story house on the Ile Saint Louis. The first floor of the building is a puppet theater, museum, and shop, owned by twenty-seven-year-old Mimi Loiseau, who lives on the second floor. Mimi's great-grandmother had always hinted at a unique family treasure