一名人穷志不穷的蒙古少年渴望赢得学术奥林匹克竞赛;但在此之前,他和他的兄弟姐妹必须熬过乌兰巴托蒙古包地区的寒冬。A poor but prideful teenage boy Ulzii determines to win a Physics competition for a scholarship, but his illiterate mother finds a job in the countryside and leaves him with his siblings in the middle of the winter.