It's October 1914 and the war is not going well. The Germans are smashing through Belgium and the allies are in retreat. Hazel Bellamy is on a committee with Lady Prudence Fairfax to find temporary homes for the 5000 or more Belgian refugees that have come to Britain. Feeling an obligation to set an example, Hazel agrees to take in a family and expecting an aristocratic family ...。一个患有罕见疾病却怀有“马拉松梦”的少年肖尔东,一个固执逼迫儿子预习“盲人生活”的出租车司机父亲肖大明,互不理解的父子俩,却在一场马拉松比赛中“互换身份”,并肩站在了起跑线上……影片通过对“命运”持有不同态度的一对单亲家庭父子,讲述了一个用爱向阳而生的故事。。