The letter from "my first production Award" will be closed as soon as you get away. The incest story with the cheerful proactive, instinctive fidelity, the little devilish Chai s sister "iroha" and the little big brother brother. The younger sister who is excited and burnt as if it thinks that "there is a line that cannot be surpassed absolutely" is tempted by a provocative provocation with the hand of "this serious" elder brother using this hand. Finally, the reason of the brother collapses, and the end is "little devil sister"...