A group of aliens has come to Earth to learn about its population, customs, etc. To avoid detection, they have taken on human form which gives them human emotions, physical needs etc. WITHOUT the understanding of what they mean or the inhibitions normally present in humans. Their leader takes the position of a college professor, their military expert as his sister, their intelligence expert, supposedly oldest of group takes form of his teenage son. The uninhibited reactions turn everyday events into unusual situations.小丝白了范天明一眼不和他计较，她冲到倒塌的围墙前，那些变异海洋生物个个体形巨大，普通子弹对它们做用甚微，小丝试着与它们进行思维上的交流，可是不一会儿她皱着眉头回来对楚翔道：“哥哥，这些家伙很傲，我用在湖中练习的方法与它们沟通，它们竟然不理会我。”