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.

Frank Martin puts the driving gloves on to deliver Valentina, the kidnapped daughter of a Ukranian government official, from Marseilles to Odessa on the Black Sea. En route, he has to contend with thugs who want to intercept Valentina’s safe delivery and not let his personal feelings get in the way of his dangerous objective.

A young prosecutor in postwar West Germany investigates a massive conspiracy to cover up the Nazi pasts of prominent public figures.