No Matter What You Call Me, I'm Just a Court Librarian summary:
A boy, Serel, who works as a librarian at a certain royal magic library. He claims to be "just a librarian," but he chats with his childhood friend, Princess Fiona, manipulates advanced magic, and handles a huge workload all by himself; no matter how you look at it, he is not "just a librarian."
Set in a large library, the biblia fantasy of a librarian full of meanings opens!!