- tutoring sessions // oikawa tooru.

- ...You know, Rūna'chan, you are very smart, but there are still many things you don't even know how to do. I think... - he traced his hand towards the girl's. - I think I could teach you a few things as well.He held her hand.- Like what, then?- Like kissing.========When a few tutoring sessions about physics become something so much deeper than the quantum mechanics in Oikawa's physics textbook.(The book is under editing, so if the plotline or some chapters don't make sense, that's why!!)