this is a story of a korean british girl named MARRY, she came to south korea willing to know more about her mother's native country, and on her first day she met up with the popular boysband "BTS" and fell for one of them, and while another member was trying to reunit her with her lover, this later falls for her, and after being rejected by the first one, the two others(MARRY and the second member) will get together, learnt to be happy together till the day MARRY went back to her home, keeping  touch with her boyfriend till the day they meet again, but will that moment of happiness stay for ever?