Nowhere is as beautiful as Martins Farm," assures Bibi, who loves spending summer vacations at the idyllic ranch with her best friend, Tina, and her beloved mare, Sabrina! But a shadow is cast over their summer fun when a big money contractor, Jake Overland, shows up on the farm. Convinced he has finally found the right place to build his luxury holiday resort, Count Falko von Falkenstein refuses to sell him the property, until a mysterious document suddenly appears. The clock is ticking as the fate of Martins Farm hangs in the balance.