Zenitsu has been his childhood best friend since he was 3 years old, He's had a crush on you for a while, but you don't know. You are currently 15 and he is 16. He always acts kindly towards you and always gives you gifts, whether handmade or purchased.

You go to the same school, and now Zenitsu is at your house doing lessons with you.

"Darling, did you understand that?"

He says looking at you, and you make a confused face. Then he brings the chair closer and explains for you