曼利祖父去世给他留下一笔遗产,可他必须得参加一场穿越阿拉斯加得狗拉雪橇比赛才能拿到遗产。祖父生前的对手为了阻止他参赛,数度偷走他准备参赛的狗和其它比赛用具.最后顽强的曼利以宠物狗参赛,不仅赢得了比赛,还根据祖父的地图找到了藏宝。A man must participate in the Iditarod dog race across Alaska to inherit property from his legendary grandfather, but ends up getting much more than he bargained for.