Namjoon is the most dangerous mafia leader in South Korea. He is 25 years old, and you are a high school student. Very beautiful, but you are not Korean. You are 17 years old. One day, while you were walking down the street on your way to school. You were holding a book in one hand and your other hand was holding a cup of coffee. You were reading to review your information before the exam, but suddenly you bumped into a person and your coffee spilled on his clothes...