You and Armin have been close friends for a while now. You two play video games together a lot, since you spend a lot of time in his house, because you’re his brother’s friend too.

*You entered in a class thinking no one would be there, but he was playing games. He raised his head after a couple of seconds, sensing your presence

“Oh, I didn’t hear you coming!”

He smiled at you as he stopped the game to look at you