Hae-won is just a normal girl, living in Korea, waiting for the right one. She has dated plenty of guys, but always ended up heartbroken. She has lost all of her friends, because she doesn't listen to their advice, or so they thought. One day she was walking around town and heard that the new boy band BTS was coming to town to play. She asked her parents if they would lend her the money to pay, but they said they didn't have any. So she went on with her day. She worked at the local hotel, and one day, BTS walked into the hotel. She didn't realize until they were bombarded by people. she backed away to give them space to use the elevator, but they pulled her into the elevator with them. She soon became their personal assistant. She feel for one of them after a while, but she figured that he would never love her back. Find out if that boy loves her back....