Lily has finally outgrown her pony and is thrilled to be getting her first horse. The little bay mare her grandfather brings home to their Vermont farm is shaggy and has a tangled mane. But Lily thinks she’s beautiful. It’s a busy year for Lily between getting her mare ready for her first horse show, trying to find the cure for Beware’s mysterious ailment, searching for a runaway horse, and solving the mystery of Beware’s name!