At the center of the family story is 13-year-old titular protagonist Madison, for whom cycle racing means just everything! She gives her all to emulate her cool and successful cycle-pro father. But when the talented and ambitious young racer has to unwillingly swap saddles for a mountain bike, things go haywire.

A girl struggling with asthma is taken to a clinic in South Tyrol to be cured. After some time she decides to get out of this hell (that's how she feels about it) and soon she'll meet a new friend. Together they try to reach the peak of a mountain where, according to an old custom, she can be healed.