Liu Zichen, a vagrant youth, was raised by an old beggar. He didn't know his background. With the growth of his age, his talent gradually awakened, but the old beggar who raised him suddenly disappeared. Liu Zichen relied on his talent to communicate with Yin and Yang for two times, exchanging information for others to earn money. But one day, he was asked to investigate with Chuangjia group Liu Zichen finds that the murderer's technique of this bizarre murder seems not to be human's, and then gradually involves a series of conspiracies and calculations. In the more in-depth investigation, he finds that someone tries to open the way between human and another interface to destroy the world, so he has to face the struggle to protect the whole interface.