Nan-ja waves around a shaving knife in a blonde wig, black stockings and miniskirt when the sun goes down. Her aim is to slit the throats of men who have betrayed their women and made them cry. However, her true goal is to take revenge on Gil-soo, Jae-goo and Man-sik who made her mother bite down on bread while they raped her to death. Then one day, Nan-ja finds one of the men she's looking for through a heartbroken woman who was going to kill herself. Nan-ja kidnaps him and drags him to the basement of her hideout where she makes him play the trumpet. Nan-ja dances to the sound of the trumpet until she slits his throat and watch the blood spurt out from the trumpet. Her revenge has begun.
赵书信(刘子枫饰)做了那么多年的工程师,总算被升职成为了局长,然而,令他没有想到的是,等待着他的却是排山倒海般的各类文件和开不完的无聊会议,令他感到窒息。灵机一动之下,赵书信做了一个和他样貌一模一样的智能机器人,将自己不愿意参与的工作打发给这个机器人做,每一次,机器人都能出色的完成这些任务,没有被任何人察觉出破绽。然而,随着时间的推移,机器人的个性开始变得愈发张狂,它渐渐的渗入到了赵书信生活的角角落落中去,甚至开始企图插手主人的感情生活!察觉出异像的赵书信找到机器人和它谈判,要么唯命是从,要么就要被毁灭,面对这样的选择,机器人竟然发动了叛乱!