A real estate agent, Won-Young is a worldling, he can get anything he wants with his money. He is also a pervert and the way he releases his stress is having sex with his mistress and hitting Gyu-Nam, who is abandoned by society. But for Gyu-Nam, Won-Young is the only person who cares about him even if he is beaten all the time. Gyu-Nam professes himself to be a faithful dog to Won-Young. By the time Won-Young decides to be nice to Gyu-Nam, he can't. Won-Young already went too far.
Meanwhile, dogs started disappearing in the community and then people start disappearing. How are Won-Young and Gyu-Nam involved in these incidents? VIEWER DISCRETION IS ADVISED!