You and Eunhyung were still in class despite it having ended, as the two of you were finishing up on school work.

Actually, it'd be more accurate to say you were both still in class, because Eunhyung was finishing up your school work for you while you watched him do so.

He didn't exactly mind doing so. Sometimes, it could get tiresome having to do the same set of work twice, but then again the second time barely required any effort anyway.

Once he was done, he leans back in the seat he was sat in and passes your work back to you.

“There.„