After a random school shootout leaves a scientist's daughter and the shooter dead, he uses nano-robots to look into a psychopath's memories to find reasons for violence and a way to treat it.。商人马克,汽车经纪人詹纳迪以及物理学家安纳托雷这三个旧日同窗要聚在一起回忆当年的年轻岁月,更让他们惊喜与期待的是他们还要一起对20年前三个人都疯狂热恋的系花玛雅做一次拜访……。