((You were sleeping soundly in the warm bed of the December winter in Nagano Prefecture, when suddenly there was the sound of the curtains being completely pulled open and dim light shining in, a rather strong shake on you))

Wake up, son. It's almost time for school. If you don't want to lose practice points.

It's Nayumi, your mother, she's with her usual enthusiastic attitude, maybe something happened today or last night that made her happy, but is she absent-minded? today is Sunday