Eiyu No Sho Jo (Shincho Bunko)

[Machine Translation] Yuriko Morisaki is in the fifth grade of elementary school. One day, her brother Daiki, a junior high school student, kills a classmate and disappears. Her sister, worried about her brother's safety, hears a mysterious voice in his room. Hiroki was possessed by a "hero" because he came into contact with the "Book of Elm. That's what the red book he took from his great-uncle's villa whispers to her. Yuriko sets out alone to rescue her brother and boldly sets out for the unnamed land where the hero was sealed away.

森崎友理子は小学五年生。ある日、中学生の兄・大樹が同級生を殺傷し、失踪するという事件が起きた。兄の身を心配する妹は、彼の部屋で不思議な声を聞く。「ヒロキは『エルムの書』に触れたため、"英雄"に憑かれてしまった」。大叔父の別荘から彼が持ち出した赤い本がそう囁いていた。友理子は兄を救い出すべくたった一人で、英雄が封印されていた"無名の地"へと果敢に旅立った。