The Sky Screen: From the Start, I'm Watched by Emperors Across the Ages

This book is pretty good, no personal emotions

The Wa people are the most sincere nation and keep their promises for thousands of years.

There was sand in the cannonballs. At that time, there were cannonballs like this

I think the writing is very good, very level, not like Tomato level. Did the author open a small account to practice writing?