An international arms dealer returns to the city to live an ordinary life. However, he is involved in disputes on his first day at work. The arrogant policewoman, the urban white-collar worker... one beautiful woman after another is attracted by his strong inner strength. However, the beauty is the cause of trouble, forcing this man who originally planned to live an ordinary life to embark on the iron-blooded road again. What kind of city life will he have when he is surrounded by beautiful women?