During training, Sakura Igarashi kicked her away, and she accidentally saw something she shouldn't have while lying on the ground. She blushed to the root of her neck, and my brain shut down. She asked me in a low voice if I would be responsible, but I hadn't spoken yet. A man's voice came from outside the door: Sakura, I heard that you have a boyfriend? She stood up instantly: Brother? ! It's Higashino Yu. I:? ? ?