For the filly Estrella, nothing is more precious than freedom. She was born at sea, chattel to men sailing to the New World in search of gold. But Estrella and her herd escaped the conquerors and embarked on a journey across thousands of miles -- braving harsh terrains and fierce predators -- to a land where they can finally run wild.
But now, an unforeseen danger threatens to destroy the pack. A boy with a special gift is lost in the wilderness,...