Park Hye Min, is the main character in this story. She lost her parents a few months before her graduation of high school and ever since she was working her ass off by having 5 part-time jobs to pay the expenses her parents left her to deal with. She isn't satisfied with how her life is going so far, until she had one encounter with one man. Little did she know, that this man can change the way she would live by assigning her the task to take care of and protect 9 boys who are a part of the most famous boy group in Korea: EXO.