1977年,在被军事独裁统治折磨的巴西,四十多岁的马塞洛逃离了他混乱的过去,来到累西腓,希望在这里建立新的生活并与家人重修旧好。然而,他并未料到死亡威胁如影随形,笼罩在他的头顶。
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.