Lu Noe Hwang is the owner of a bookstore that people who are still interested in books go to. After the world was colonized by the internet and began to ignore books in the real world. After several years, there is only 1 regular customer who always comes to his shop, 图书馆 Lunoe. Her nickname is Lunua, she is 23 years old. He is a wealthy garden owner in his village, reading books is his hobby. That's why he opened a library so that everyone can relax in the midst of busyness.