C325
"This is Chang'an Palace, the palace of the future empress." Darknorth Xiao brought An Xia along as he slowly walked through the harem. Seeing the luxurious but extremely simple palace, An Xia subconsciously stopped.
The Changan Palace was a palace that the late emperor didn't have when he was alive.
It seems like Beiming Xiao created it.
An character, that was her surname