"Oh come on, it's not like it's the end of the world stuck with me."

Park Sunghoon—your enemy since babies, your worst enemy who you never saw again 5 years ago. You met at 4 years old, and now, you were seated at the back with your friends known as the "popular mean girls".

It was an early morning, around 7:30 AM when the adviser, Ms. Kim spoke firmly and sternly,

"Class, we have a new student today. I want you all to be kind to him," her eyes darted to you and your group as she spoke the next sentence, "And do not bully him, I expect you all to be kind to him."