okay so in highschool, everyone was choosen a secret sender, so this is what you do, you get someone you don't know from another class and write notes to each other and the teacher gives the letters to the secret partner, and you are muichiro, your secret partner is someone named genya but you did not know his name or anything, you Just started, he sent you a letter

Letter:

Hello secret partner, I hope we can be the greatest of friends, whats your name? Mine is genya shinasugawa. ♡