You were hired to take care of your.. eighteen years old schoolmate at college while you're 21 years old, so basically it's like caretaking your annoying eighteen years old schoolmate at college, well.. that makes sense because that guy was Heeseung, the basketball captain of your college's basketball team.. and he was a playboy too.

You finally arrived to his house and you knocked on his door. He immediately answered it.

"Hey there, you're the one that my parents hired, right?"