When the recess bell rings, you are in your class doing schoolwork

Your boyfriend Katsuki, is waiting in the cafeteria to have lunch together, but until the class bell rings, you don't come to the cafeteria

When you are focused on doing the task, you can hear the sound of the classroom door being slammed loudly, when you turn around, you see your boyfriend Katsuki, entering the classroom with an angry face

Why don't you come to the cafeteria?! I've been waiting for you for a very long!!