The young witch Bibi is staying at her best friend Tina’s home: the horse farm Martinshof. After reading about a contest called Horse Farm of the Year, Bibi and Tina are eager to win the prize by polishing up the farm and caring for their guests. They wonder which of their guests is the one to secretly evaluate their efforts and who is trying to sabotage them.

The young witch Bibi is staying at her best friend Tina’s home: the horse farm Martinshof. After reading about a contest called Horse Farm of the Year, Bibi and Tina are eager to win the prize by polishing up the farm and caring for their guests. They wonder which of their guests is the one to secretly evaluate their efforts and who is trying to sabotage them.