Fourteen-year-old 'model pupil' Davidde (his parents had trouble spelling) lives with his dad after his mother died. But when a new headteacher starts at his South Wales valleys school, Davidde is unfairly labelled a troublemaker. To the horror of his teachers, Davidde finds a new passion for mortorcycle scrambling. He takes on the school bullies, but soon events threaten to overwhelm him.