The story of the book of two young girls who decide to have a tea party with their dolls and a mysterious dog comes and eats their prized cake, they end up finding a circus run-away, Ben Brown. Ben is a horse master, and loves horses, so when the Moss' take the young boy in, they decide to give him work at the neighbors house driving cows (on a horse, of course). After that a series of events happens, and Ben finds out his beloved father is dead.