影片主要讲述了一个小男孩寄养在的一只狗原来是美国总统的朋友,他决定离家出走返回白宫把狗送回去,因为他觉得这才是正确的事情。While US president Barrett opens a school bearing his name, his inseparable dog Teddy gets lost in the commotion when a gun is fired at its master. To avoid a press scandal, the matter is kept discrete. The dog wanders off to a country orphanage, where Teddy chooses as new master Danny Milbright, a shy boy who never seems to be considered for adoption but has a strong sense of justice, impelling him to return Teddy to his master. It proves an eventful journey all the way to D.C.