No One's POV

It was a rainy Sunday. Luna and L were in their room. L was listening songs, while Luna was studying english.

Luna was really worried. Exam was just around the corner. Only 7 days left until final examination. She had to study harder from now.

"Naegen maeumeul naeeo jul yeoyudo eobseo--" L sang softly.

Luna interrupted without looking at L, "Yah! Can you keep quiet? Don't you see that I'm studying?"

She rolled her eyes as she looked at L. "I know you are a genius, but don't you have to study too?" Luna asked sarcastically.

L glared at Luna. Then she looked at his MP3 back while replying, "A genius doesn't have to study because he know all the answers for every question." L smirked.

"But a fool HAS to study. Everyday." L mocked. 'A fool' words referred to Luna.

Luna squinted her eyes. "You don't have to look down on me. I will show you my improvement." She up.

L sat up. He took a pillow and hugged it. "Okay then, let's make a bet."

In suprise, Luna turned her head to L. 'What?! Isn't it obvious that I will lose to a genius?' Luna thought carefully.

L smirked. "Why didn't you answer my question? Are you afraid that you will lose--"

"No! Fine, let's make a bet." Luna bawled. L nodded. Hestood up and took two papers and two pens. Then, he handed a pen and a paper to Luna.

Luna furrowed her eyes. "What is this for?"

L rolled his eyes. "Of cour