you were studying science now and Michael notices you and he has an idea

he starts to approach you

"What are you studying?"

he looks at your book

"Science of course.. You don't see it?"

you reply in annoyance

"Oh.. Science.. I bet you study about human anatomy. Especially the male one.."

he said teasingly

"No!"

you reply angrily

"Well, okay then.. See you"

before he walks away he toss a book at you and it was male anatomy book