When Madison Donnelly learns Donnelly Farms, her parents horse farm near Lexington, Kentucky, is on the verge of bankruptcy, she prays for a miracle. The next day, Madison finds an otherworldly horse in the western pasture of her family farm and trusts her prayer has been answered. The elegant white horse tells Madison her name is Starlight, and she comes from another planet. Before Madison divulges this shocking news to her parents, she must locate another otherworldly horse named Star Chaser who once lived on the farm; shes certain theres a connection between the two horses. Madison embarks on an investigation that takes her from Estancia Mendoza in Argentina to London, England. During her travels, Madison uncovers information about people shes never heard of from countries shes never visited. But, the most unbelievable connection is to the ancient world of Equines, the home of talking horses. What she learns changes the lives and fortunes of two families.