内容简介：
This is an unforgettable tale of two girls, two time eras, two different problems, united by one simple dare. Kansas, 1935. A dust storm destroys the land. William Sullivan hires workers to save his inheritance. His only daughter, Patricia, elopes with one of the workers, Mack. With child, she becomes bitter. She never wanted her family to know of Maddy. Texas, 1970. Emma dares Cade to go to Old Mean Mackas house. She and Cade carry out the dare. Cade flees, but Emma is unable to escape. Mr. Mack takes her in and realizes how he is thought of by the children. He explains to Emma the anger and resentment that he has acquired over the years. Upon his death, Mack leaves a box for Emma. She made a promise to Mack that she would one day give this box to Patriciaa]a promise that would change Emmaas life forever.