Ari lives in a stud where she takes care of Wichrem and other horses. After a summer storm, startled circus horses end up there. Ari befriends Carlo, who works in the circus group. He notices that one of the elderly and already sick horses, Hurricane, is forced to perform by the cruel director Yiri. Ari, Carlo and Wicher devise a plan to save a horse. It will not be easy because Yiri has equally evil plans for Wicher. It will be an extremely difficult mission.

"Wicher. The Last Chapter" ends a series of films in which thousands of kids around the world fell in love.