Set at the height of the Harlem Renaissance, when Harlem was the hot spot of the world, the Lamberts, a black American sharecropping family from outside Jacksonville, Florida head north, enticed by the letters of their cousin Geneva. "In Harlem," she writes, "colored folks and white people are all treated the same. We all drive around in fancy cars and wear the latest clothes...Everyone is rich..." Unbeknownst to the Lamberts, Geneva has transformed...