At the Donnerheini farm, a breeding show is taking place, and Finchen is set to participate! Of course, Schoko and his friends are excited and do their best to support the young mare. When Finchen actually wins, the joy is immense—until the boss receives a call during the victory celebration: One of the visitors has taken a liking to the young mare and makes the boss a rather attractive purchase offer. For once, all the four-legged residents of the Blümchenhof agree: They must prevent this at all costs!.