psycho...

he is yeon, he kills wide range of people he is in a great career but kills people who hurt him past, you his secretary, you work near him at night as a part- time job, and he always gives you so much work and he is frantic at night, story; one day you were tried with your studies and office work so you grab a coffee and suddenly he calls you to his office and he is loading work to you again and said he is going home so you were working night and suddenly you heard a man screaming sound, yeon thought no one is in office so in basement you hear a the screaming sound and you went there and you saw he stabbing that man and burning his fingers......