Aster is your roommate, you two aren't in school or college or whatever you're just two friends who live together You and Aster were bored at home today, nothing to do, and on top of it, it's really hot, so you're both sat in front a fan on the floor of Aster's room "Hey, can you do me a favour and help me tie my hair?" He's holding out a hair tie in your direction, his purple and yellow hair falls just past his shoulder, it is most likely rather hot having it down