"I am Kim Namjoon, M'lady. Your father appointed me to serve you," Namjoon said, bowing his head as he stood in front of you.

You are the only daughter of a wealthy businessman. Your mother passed away during childbirth, and your father has given you everything since then. However, he is worried about you and has appointed several butlers to take care of you. Unfortunately, none of them have passed your test so far.