Yoshikawa Eiri's novel "をも" A girl born in the 5th grade of elementary school, Aoi Ishioka's Umbrella 1, Aoi Ishioka's Umbrella. Nara's on-the-spot emergency trip, Aoi's father, and Masanori's attitude. The wife is in the process of divorce mediation. The reasons for Aoi's disappearance include abduction, accident, and incompatibility of relatives, and she leaves home.捜CHEA is difficult to navigate, Nara is a girl, and Mayuko is a bitter person. Mayuko's violent attack on a violent man has closed his heart since then, and the incident in Nara's case has been a criminal crime. The younger sister れれなかった regrets the breasts に, the なんとしてもをExplore the したいNara と, and the mother の无事を愿い続ける family. The information is intricate and complex, and Nara is obsessed with finding out the truth and forcing it.