Brother and sister Akira and Akari, raised in an institution. Akira works at an industrial waste processing plant and is severely bullied by his colleagues, growing more depressed each day. One day, Akari's concern reaches its peak, and she goes to check on the situation at his workplace. The workers, lusting after Akari's delicate appearance and her developing body, first assault Akira and then rape Akari right in front of him. Moreover, a yakuza man who runs a higher-up corporation also appears…
