"The Saint is Out of Her Mind 〈Tentative Title〉"

In an age of swords and magic. The empire ruled over the entire continent. It was built in just a few years, the people were brainwashed, imperialism was raised as its banner, other nations were placed under complete control, and practical world conquest was achieved by――――――just a single girl. ※This is a gag comedy. ※Written by a brat. It's poorly written. I'm saying it again. It's poorly written. Adults seeking quality, please turn around. ※The background is somewhat dark, but there are no cruel descriptions. ※BL (?) elements included. ※There's no enemy or villain, but it depicts a stimulating everyday life.