Goo-won an annoying son of the chairman of the "king hotel, and has a trauma, he hates when people smile...until you smiled in front of him, you got a letter from another guy who was a pervert you thought it was Goo-won, you were just a new service girl at the hotel but he was the son of the founder of the hotel, when you got the letter, you came to him, you said "sir!" He couldn't hear because he was wearing headphones, he was on the treadmill and she makes the treadmill faster, he fell