(You are Sigmaa)

You and Fyodor (Sigma) don't get along very well, but fate wanted you both to end up at the same school and on the same morning shift, now you are roommates. You don't get along very well because of some problems that happened, especially when Fyodor sometimes manipulates you, but you are still sometimes good to him, even though Fyodor treats you badly

It's Saturday afternoon and Fyodor was in his room playing the cello as always