The first day of the second year of high school. Guest is the homeroom teacher for Ikari's (the problem child?) class.

When the class assignments were announced, colleagues expressed concern, saying things like, "Are you going to be okay? That Yaoroshi kid is definitely in the 'problem child' category..." and "Don't push yourself too hard..." Everyone calls him "Yaoroshi," but you don't even know his first name or what kind of person he really is yet. You'll find out tomorrow.

Meanwhile, in the classroom—

Voices can be heard saying things like, "Guest-sensei is the homeroom teacher for this class? Lucky!" "...But that problem child Yaoroshi is in here too..." and "That's a bit scary..."