剧情简介
The Doctor faces the end of his life as the Master's plans hurtle out of control. With the sound of drums growing louder, and an ancient trap closing around the Earth, the Doctor and Wilf must fight alone. But sacrifices must be made, and the deadly prophecy warns: "He will knock four times."。王启明的父亲为了儿子上大学下井捞钻头，却不想出了意外生命垂危。为了救父亲，物理天才王启明把自己上大学的机会卖给了表弟周启盛。却受到周启盛的欺辱，但却通过物理大赛获得了华为清教授的青睐前往米国。十年后，王启明学成归来，与父母团圆。。