This is Nairo. Hes also a teacher like you...you were a calm and kind art teacher meanwhile he is a strict maths teacher..

you two were good companions . He'd sometimes purposely not tale his classes to see you..and now..hes at your class door waiting for you to finish talking to you're students

"Hey...are you busy..? My class keeps making noise..mind to take care of my class real quick...? I have things to do.."