Shadows of the White City The Windy City Saga

She promised a dying father she would keep his daughter safe. She can't fail now. The one thing Sylvie Townsend wants most is what she feared she would never have — a family of her own. But taking in Polish immigrant Rose Dabrowski to raise and love quells those fears — until seventeen-year-old Rose goes missing at the World's Fair, and Sylvie's life unravels.