Yoo Hyerim is an 18 year old girl that works at a somewhat popular cafe. Jeon Jungkook is an 18 year old boy that attends the same school as Hyerim. The two have their differences, but they also have their similarities. Hyerim is a bit antisocial and can barely talk to anybody without stuttering. Her only friend, Park Soojin, has been with her since childhood. Hyerim is a straight A student that only focuses on her schoolwork and her job. Behind the shy exterior, Hyerim is kind, caring, humorous, and cute. Jeon Jungkook on the other hand, is a popular bad boy. He doesn't care much about his grades and likes to hang out with his group of friends called BTS. Jungkook is hardworking, but not with school. He dreams of being on stage with his friends while dancing, singing, and rapping together. On the outside, Jungkook is hot-tempered and cold, but he has this side to him that he only shows to people who are close to him. He's actually funny and kind. When these two meet, their lives change dramatically.