A sunny summer's day, the trembling insides of a girl are painted by Dazai Osamu's hidden masterpiece, "School Girl," a "Kaku Nime" production. Dazai's new literature taste is that of a person's challenge. The format of a girl talking to herself is presented by Motosaku, a Dazai Osamu fan as well; a girls of the modern day's heart also will resound as the finishing touches are applied to this work.