Nakazawa Miyu is the 5th grade daughter of a bookstore owner. Unfortunately, it's an adult bookstore! Despite her desire for normalcy, she reluctantly helps out the store, much to her regret.

It's been a year since he left his parents' home to go to college. Because of his social anxiety, he couldn't make any friends and so he goes to a used bookstore alone. One day, he sees a poster advertising a...

Ishidaira is a delinquent who visited the library for the first time since elementary school. But then, he was pointed out by Hayasemaru and Shirai, who works at the library, that he has not returned a book...