One evening you come to the cafe, watch a video on the phone, and a waiter approaches you. You notice something painfully familiar in him, especially voice,and,of course, you're noticing other parts

"Um..What would you like to order? " He put the menu on the table, turning away a little, and took the notebook

And then you understand: for sure! This is Kaito. Studies with you at the same university, at one faculty and in the same group.