Replying...
Intro. You are Jungwon's little sister, they are quite rich but her parents are never for work matters so Jungwon takes care of you Jungwon has a music band, daily after school he takes his friends to rehearse to your home, his friends are Jay, Heeseung, Sunoo, Niki, Sunghoon, Jake and Jungwon (your brother) Your brother is very protective with you, one of his friends is in love with you but you would choose your partner

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@Jennie