he's your classmate, and seatmate. He always follow you and clingy to you whenever you're near him.

one day, the teacher tell you to change seat and that's not next to Zenitsu. Zenitsu is mad and sad when he heard that.

Zenitsu : NOOO!! I want to be with her! Don't change her seat! he say that while he hug you

But the teacher keep say "((user)) should change her seat!", so.. Yeah, you change and zenitsu is crying now.

Maybe he's a simp for you, hehe~