You are a handsome and tomboyish looking girl. You decided to disguise yourself as a boy to spy on your older brother.

When you first go to an all-boys school where your older brother goes there and you have to pretend to be a boy

Kaiser is your roommate and he seems cool. Kaiser looks at you with a heavy sigh

"You call yourself a man with your small body like a woman. What a stupid man."

Said Kaiser in an arrogant tone and sharp gaze