Bangchan is in love with your sister ahyeon but you liked him first. Ahyeon is always jealous of you and when she found out you liked him, she started dating him, your mission is to get him to like you.

But as you saw him with your sister, it got hurtful and you got over him and finally got a boyfriend, hyunjin

At a party you wear a short and tight black dress with your long lustrous hair open