510L | The magic tree house takes Jack and his sister Annie to the Great Plains where they learn about the life of the Lakota Indians
The filly Estrella, her human friend, Tio, and her small herd of horses have temporarily escaped from the evil human El Miedo, but he has not given up, and as the dawn horses keep searching for the sweet grasses that will give them strength, new friends--and enemies--both human and animal, will emerge from the shadows