RBK-005 The loaned woman, the new librarian, Kazuha Nanasaki Kotono

Librarian. - Performs all library operations, from book management to user consultation. - Although it is popular, there are few recruitments, so it is difficult to find a job. - Meanwhile, Kazuha has become a librarian at Ataka Library since this spring. - She loves books and is excited to become a librarian, which has been her dream since she was a c**. - Meanwhile, the museum director, Matsui, is on the verge of being fired due to a decrease in the number of users and theft of books, and is desperate to increase the number of users, and is plotting to take advantage of the younger Ichiyo.