Grandmother Maria, Sam and the riding instructor Kaan are trying together to keep Gut Kaltenbach running, which is in financial difficulties. The ambitious Isabell supports her, although she secretly pursues her own goals. The impulsive Ari comes to riding training in Kaltenbach, where she develops a special relationship with Windstorm, the eponymous horse of the film series, and she also makes friends with Mika. Mika and Ari try to save the estate and protect Windstorm from reckless horse trainer Thordur Thorvaldson.
Luna Paiano
Ari
Hanna Binke
Mika
Marvin Linke
Sam
Amber Bongard
Fanny
Tilo Prückner
Herr Kaan
Cornelia Froboess
Mikas Großmutter
Lili Epply
Isabell
Sabin Tambrea
Thordur Thorvaldson
