The Divine Comedy, On the Origin of Species, Encyclopædia Britannica, Theory of Relativity...... These monumental works born in the history of human civilization possess mysterious and unfathomable powers in a different world! Original Sin, biological evolution, mastery of all arts...... As long as one thoroughly reads these secret texts, they can obtain various powers! The only problem that troubles the people of this different world is that they find it very difficult to understand Earth's writing. At this moment, a librarian from Earth arrives......