In the first book of this engrossing middle-grade trilogy set during the Civil War, a young Kentucky slave dares to pursue his dream of becoming a jockey.The year is 1864 and twelve-year-old Gabriel hopes to one day become a famous jockey. Although he is a the son of a free black father and a slave mother-making him a slave as well-he loves to help his father, one of the best horse trainers in Kentucky, care for the thoroughbred racehorses on Master Giles's farm.But the violence of war disrupts the familiar routine of daily life on the farm. One-Arm Dan Parmer and his band of Confederate raiders are threatening area farms and stealing horses. When Gabriel's father enlists in a Colored Battalion to help the Union Army and earn enough money to purchase freedom for his wife and son, Gabriel is both proud and worried.