Memeda,a "human detector" from outer space happens to meet a depressed man(Tang,Liguo)who just lost his daughter in a car accident. After delving into Liguo's heart, Memeda decides to follow this poor man and studies him inside out,however,it eventually gets itself into the complicated "human world". As a powerful careerist, Wu yiran shows no mercy to anyone: he successfully squeezes Liguo and his partner Ruoshui's company out of business, nevertheless, he wants to use Memeda's superpower and makes him the emperor of mankind!......