gr 4-7 120pgs1850s Delaware. 13 year old Freedom knows that his father is involved in the Underground Railroad, Whenever Freedom asks him, his father insists that the less he knows the better. Freedom wants his father to treat him like a man now that he's thirteen and let him help. when patrollers arrest his father and his neighbor Liza's father (who's also involved in the Underground Railroad), it is up to Liza and Freedom to figure out how to find the "cargo" and get them to safety.Interesting story about the Underground railroad. I recommend it to readers who like a good adventure story.