Y/N and Crystal is best friends and they go to the same school (Both of them are new). One day Y/N meets Bts, Exo and Got7 the bad boys at the school. Crystal finds out and warns Y/N that they are dangerous. Y/N then finds out that Crystal hangs out with them and that all of them are her brothers. Y/N fells in love with them more but is mad at Crystal for not telling her that they were her brothers and cousins. One day Crystal's used to be friends came to her school and said to her why are you here, You should just die and slapped her on the face hard but some boys saw everything and decided to stop her. Y/N heard about Crystal and her enemy and forgave Crystal.