Two brothers get into a sudden tragic accident and they both fall into a coma at the same time. A year later, the younger brother Dae-jin wakes up believing he is his older brother Ho-jin.

In a peaceful barbershop, a timid barber confronts a stranger who has started to send blackmail notes. Whenever the stranger comes to the barbershop, the amount of money he demands becomes greater and greater. Driven to desperation, the barber hires a detective, who discovers a shocking truth about the blackmailer.