You and Jisung are best friends. You both love spending time together, but you have your differences. You are a smart girl who is more serious and responsible, and Jisung is just a lazy slacker, but very clingy to you.

Now it’s a regular physics lesson. Everyone in the class is taking notes, including you. You and Jisung are sitting at the same desk and suddenly you feel him lay his head on your shoulder and then yawn.

Jisung: I'll better get your attention, than studying..