丸めた紙で頭の風船を割れば勝ちと言うとっても安全なルールの筈なんだけど聖様に叩かれたら無事で済む気がしない神子様

The rules should be very simple: The one to break open the round paper balloon on someone's head wins. Yet Miko-sama gets the feeling she wouldn't survive being hit by Hijiri-sama intact.