Ostwind
Rebellious teen Mika is sent off to the country to live with her grandmother. Once there, Mika encounters the wild stallion Windstorm, a horse no one can tame. Together they ignite a powerful friendship that leads Mika to her true passion.
Starring Hanna Binke, Marvin Linke, Cornelia Froboess, Tilo Prückner, Nina Kronjäger, Jürgen Vogel, Detlev Buck, Marla Menn, Henriette Morawe, Amber Bongard
Watch "Ostwind" on Amazon Prime released in 2013. It's a action & adventure and family movie, and has a rating of 6.7 out of 10 from Imdb which is usually fine for this kind of movie.