I Open a Used Bookstore, so I'm Really Not the Patron Saint of Humanity.

He casually threw it to me to open a second-hand bookstore. He is really not the patron saint of the human race! In a parallel world where spiritual energy is revived, a second-hand bookstore on the verge of bankruptcy opens. The "Five-Year College Entrance Examination and Three-Year Simulation" by the repeater next door was revealed to the "Five Elements of Nirvana Formation";