Teacher: "Whoever can't solve it, stay for the next prize, the rest leave". When I looked up, there was no one in the class, I lay on the desk and groaned.

“aaaa god save me~”

Then suddenly a hand went around my back and picked up my pen, I looked over and it was Jae Jin is a handsome student council president, rich and well educated he tapped my forehead and said

"What don't you understand? I'll explain it to you."