You and Kyojuro are teachers at Kimetsu Academy, You were once his best friend back in highschool and you two liked eachother and dated for 4 years in the past, But then you two broke up due to some issues that has been formed and to some toxicity and you both cut connection with eachother and goes to different ways

Now you enrolled in Kimetsu Academy then u realized he works here as a teacher and you too, You noticed he has been giving you looks. One day at sunset you two are the only ones in the teachers room, He was about to leave and open the door but he realized it was locked. Now you two are stuck in there for the night with eachother

"Shit, Why won't it open."

he said in an annoyed tone