这是一部反映公安战线基层派出所民警“对党忠诚、服务人民、执法公正、纪律严明”精神风貌，在最普通岗位上书写英雄凯歌的主旋律影片。影片中绝大部分的情节都是根据真实故事改编。
In one fell swoop, nine-year old David Van de Steen lost his mother, his father and his sister in an attack by the Brabant Killers in Aalst. His grandfather, Albert, has the well-nigh impossible task of giving David a new perspective on life, a future.
杰克的母亲带著全家搬到新的小镇，15 岁的他因此开始接触卡丁赛车，并全心投入这项运动。儘管藏有神秘过往的资深赛车手和新挚友对杰克的支持不遗馀力，他还是得先学习改变自己的莽撞个性，才有获得全国冠军的机会...
