C452 It Was a Coincidence That He Was Looking for Information from Yun Xuan

This made Yunxuan very curious. Logically speaking, such a stronghold should be easy to defend and hard to attack, so why did it need to build pavilions and sentries?

"This is already easy to defend and hard to attack, so why do you still need to build large buildings and build city defenses?"

"None of your business. You should pay more attention to yourself. In a while