Mahmutefendic was inspired by a criminal case about a Parisian student, an unlucky girl in love with his colleague. An above-average intelligent toddler becomes a killer and cannibal. Guncrooper Jean Cau wrote a story about the case while even a novel was published in Japan. His hero, Yasuhiro Tsuru, is not a student of English but medicine, and his counterpart Mahmutefendic has inspired a criminal case about a Parisian student unluckily in love with his colleague. An above-average intelligent toddler becomes a killer and cannibal. The gunman, Jean Cau, wrote a story about the case while even a novel was published in Japan. His hero, Yasuhiro Tsuru, is not a student of English but of medicine, and his colleague is not Dutch but French. He doesn't kill her with a shotgun but strangles her. In reality, she denied his courtship. In Mahmutefendic's novel, they established intimacy, but she rejected a lasting relationship