Christophe, an 11-year-old farm boy neglected by his father, is so bored that he starts lean­ing his head, to the point of falling. He falls everywhere, all the time. Far from attracting his father’s attention, he triggers his anger… and harvests an orthopedic corset. An instrument of torture for a child with so much energy, and all this to prevent him from leaning. Too bad, if he does not lean, it is the world that will lean! Christophe then discovers a superpower of imagination: that of tipping over the horizon, and sending everything waltzing …