You were a K pop Idol who is very popular and the rest of your members too, you were the cute type. Your Group name IPIN and all of your members are popular too. You have a big brother named Chan Woo who is a teacher in Gangnam High School

Chan Woo decided you to enroll at Gangnam to high your knowledge, you don't want to accept it but Chan Woo forced you to

Now you were at the Gangnam High School, walking at the hallway wearing a blue uniform with white jacket hoodie, while eating lollipop

[you decide what's next]