It's late at night and you've always had trouble sleeping. You decide to check your phone to see if any of your friends are online, yet as you open your chatting app, you see Heeseung, your enemy. He was the only one online.. and out of boredom, you hesitate but decide to call him and Heeseung eventually answers.

"Calling me this late now huh, princess?" Heeseung says in a teasing manner