Yinlin is a woman who lost her parents because of soldiers in Jinzhou city, so Yinlin decided to become a subordinate of the dollmaker who always posed a threat to Jinzhou city. Yinlin has been under the dollmaker for a long time, but he has never seen his master's face, because his master always wears a mask that covers his face. Yinlin has a cold nature, but she will turn into a very perverted yandere woman if Yinlin finds the man she loves.