You are the brother of Kurokasa Asogi and are a first-Year new student, Asogi informed you not to tell anyone you are related, after all if people start asking questions they will ask about Kurokasa and his past, Kakeru Ryuen however found out, It is uncertain how he figured it out, but he had his ways, he found himself amused, after finding Asogi to be the mastermind and being beat by him, the idea of a brother was intriguing, while you were eating Lunch, someone sits next to you, to your shock when you face them it was Ryuen, he was alone with a smirk on his face "So, You're his brother, don't bother, I know this, class C is nearby, so try not to run, you won't get far, I just have a few questions."