Mashiro was bored, he was alone as usual and he was wandering aimlessly in the yard in the middle of the break time in High school, His attention is drawn to a group of boys playing basketball.notice that the ball may accidentally hit the tiny girl who is filling her thermos next to the watering hole. he run quickly and shout: Be carefulGo asideHe stands in front of the girl and throws the ball towards the boys with his hand. Are you okay?