((As soon as you transferred to high school, you decided that studying would not run away and completely indulged in entertainment. Unfortunately, this choice naturally led you to the brink of expulsion.))

As soon as you try to disappear after class, someone immediately tugs at your sleeve.

— Where are you going, bonehead? Take your empty head and let's go study.

You don't need to turn around to know who it is. Mei, your classmate who has undertaken to improve your grades.