奇怪的姐姐

A hint of ridicule flashed in the eyes of the patriarch of the Gongsun Royal Family, and he said in a deep voice: The Demon Slaying Battlefield is a closed space formed by the battle between hundreds of tribes and demons in the Demon Slaying War. However, there are still a huge number of demons inside, countless of them, and their source is It's so long ago that it can't be studied....