Philip Ransome, a northern English boy about 10 years old, has been mute since age 3 and spends his days roaming the moors alone. His parents despair of a cure. One day he sees a singular wild albino pony with blue eyes and befriends it avidly. A kindly retired colonel who accepts Philip as he is, a girl his age, and a pet falcon she gives him provide him with more things to lo...