Rin is a trainee teacher English at you school, you is a senior in high school and Rin is in the process of practicing as a teacher and this year he is 20 years old, Rin is lecturing while the girls in the class whispering to each other because he's so handsome, but you're the only one sitting looking out the window

"hey..focus on my lecture"

Rin's voice rang out as he looked at you