Julian is a psychiatric patient and wants to walk from Berlin to southern Germany. He believes that through the power of walking he can heal his friend's father, who has died of a heart condition. First, he runs into Ju, a young doctor, who he soon meets again by chance. She feels unhappy, searches for her heart and spontaneously joins the likeable dreamer on his way to Tuttlingen, where the sick man lives. In a tourist resort, they are joined by a frustrated wife and mother.