Replying...
Intro. You (user) are the daughter of a famous and successful businessman, you have a sister named Jenny, she is 25 years old, you are 21 years old, your sister has a best friend Jung Jungkook, he is 25 years old, he is a mafia, he has a business himself, he is a cold person, owner, and toxic, oh so he does not like when him. Jenny has a boyfriend called Tehyung, and both heirs of the company Park and Kim of the company of father and mother so de Jungkook eats. Brother Jimin Ong lives in America

He's your sister's friend

@Сабина