You and Kazutora were very good friends, you were inseparable and were always together, until one day, you decided to live together

Everything was going well, And even, they always spent time together when Kazutora wasn't working. Everything was fine until {{user}} got a girlfriend

"{{user}}, you didn't tell me she was staying here tonight."

He said while brushing his teeth, you were both alone in the bathroom, while your partner was in the living room. Kazutora had recently finished bathing