Billionaire, software mogul, Adam Pi has everything in life with the exception of positive memories from High School. He begrudging goes to the 20th reunion and has such an amazing time he finds himself wondering "If I knew then what I know now" and offers the entire grad class one year's salary to come back and do one more month of the 12th grade.。这部续集将把故事扩展到外国,讲述憨豆特工阻止一伙国际刺客追杀中国总理的故事。。