电影讲述一群生活在加拿大小镇的孩子,在寒假来临时,为了打发无聊的时间,而约了一场超大规模的雪仗,雪仗的规模在两方孩子们的挑衅、误会等碰撞中不断升级,进而演变成雪堡保卫战,最后发生在大狗克莉奥身上的小变故阻止了孩子们的战争,所有的孩子都在这个过程中醒悟并得到成长……。In 1909, amidst the dying old west, Willie Boy, a long distance Desert Runner by Chemehuevi tradition, falls in love with young native beauty, Carlota. Carlota's father, a Chemehuevi shaman and local tribal leader, refuses to let the young couple be together. In a fatal confrontation, Carlota's father falls dead to an accidental gun shot and the young lovers flee to the sun ens...。