C525
There were around 20 people in the party, and they were led by Lin Qing and Lin Shuang towards the direction of the Sky Mist Sect.
The reason why Xue Wuji and the rest knew the direction of the Central Region was because they had the 'Seal the Heavens Pride' with them. Although the terrain had changed slightly, it did not change much, so they could clearly distinguish the direction