The Comparoid Librarian.Akaha complimenting Kokoro on a job well-done in checking out a book she wants gives way to having it explained that Kokoro is set to attend a librarian training course the next day in another town. While seeing off Kokoro, Iina cannot help but to impart some motherly counsel to her beloved baby sister as the train is preparing to depart while Aruto has complete faith in Kokoro who encounters a lady on the train that keeps her company to encourage her. Registration successfully being conquered does nothing to prepare Kokoro for coming face to face with the comparoid June nor for having it explained that Hibiki Asakura is to lead her through a different training regimen than the other students...