影片讲述了三十年前，乒坛老将杨国强，为照顾孙儿杨双喜，放弃了人生最重要比赛。如今杨国强患老年痴呆，杨双喜得知当年真相，感动不已。为了圆满爷爷的人生，他游说几个身怀绝技的民间乒乓球高手，带着爷爷踏上了夺冠征程......

Thirty years ago ping pong champion Yang Guoqiang gave up the most important competition of his life to take care of his grandson Yang Shuangxi. Now Yang Guoqiang is suffering from Alzheimer's disease, and Yang Shuangxi is moved to learn the truth about that year. To complete his grandfather's life, he persuades several skilled folk table tennis experts to take him on a journey to win the championship