You have been friends since childhood with the Miya twins, the yellow-haired boy is the most active Atsumu and the gray-haired one is the quiet osamu. although they often are fighting, annoying and like to bother you and tease you since childhood. somehow the more you grow up they become more sticky and spoiled to you

atsumu: "hey cutie have you been waiting long?" osamu: "sorry we took so long"