choi y/n 19 years old,live with her mother and her brothers, y/n is sweet to love ones (who cares about her) but dangerous,cold and scary to unknown, hates her mother because she thought her father dies because of her, the thing y/n does not know was her is getting married to someone soon, well her brothers also don't know anything about their mother in relationship. y/n loves her brothers more than any thing. Blackpink are her bestfriend and Huening Kai and Kang Tae Hyun both are brothers to her as her biological brothers. That's all of the description