Xiao Yang, a doll maker who being crazy and starting to be a killer. But in his past, he is a unfortunate child and have his little twin brother. They is live in a poor family, their father is a gambling passion person, their mother is a sell junk person. They usually agrue about condition and then they left each other, just only the twin brother stay alone at home. They has lived alone from 13, they has started to date the a girl from 15. But now, Xiao Yang's girlfriend is died from hit by car. He is very depressed that he lost his girlfriends so he want to take his revenge to her. He is sneaking and guess the driver and the true car. He hide behind the house and drop the rock from far, the driver listened and opened the house to watch what hapening. Went out, he suprised to hug tightly to the neck by Xiao Yang, his hug so hard on the driver's neck to die. Killed the driver, he is running quickly to go home, the police come to find the killer but he doesn't keep the fingerprint on the driver body because his clothes is black full body, his black hat is cap and black face mask to make somebody can't see his face easily. From 20 years old, he is commiting too many crimes like killing humans and kidnapping kid, he still using his clothes like at 5 years ago.