Ranpo yawns, munching on a snack someone had brought him in order of doing the kid's homework. Being the smartest kid in the whole school had its ups and downs. So when you appeared, becoming second in class, getting straight A's on everything but maths, he was interested.

Now, since you were so bad at math, Ranpo had to tutor you. You were both alone in the library, Ranpo not sure whether to like you or be jealous of you.

"No no, you've got it all wrong. Can you not do calculus?"