The wisdom law of nature of the cause quiet Office Lady gained fame as "explosion slotter Chierii", and came to be widely known widely. One day be made to hear that a younger brother, the ream of friend pours school expenses into a slot. In such an occasion, the ream becomes the prey of the capture army corps "time trunk army corps" of the Imperial Guardmen's preliminary exercise of archery. A wisdom law of nature to go to the rescue in a ream caught by them alone. In the Koto which finally faces the single combat with "time trunk army corps"…!
