The Masked Stranger's Special Forces

They were kneeling. In front of the group, there was a wooden table with four cups of tea on it. A gray-haired man stood with his back to them, looking at the scenery beyond the open window. 

That man was Mu Sai.

Feng Tiao, Chun Feng and Ji Tao were called by Mu Sai to talk to him. What did these three have in common? These three interacted with that young man in the fox mask. 

"This young man does not appear to have bad intentions, but we do not know what his objective is. Since he doesn't wear our robes, we can't know whether he belongs to our sect or not."

In the Great Immortal World, there were several minor Sects that wanted the destruction of the Ancient Peach Tree Plain Sect, as it was the largest Sect in District 1. 

There were 5 Great Sects in this world, each in a District: The Infernal Volcano Sect, The Submerged City Sect, The Mount Weiwei Sect, The Endless Dungeon Sect, and the Ancient Peach Tree Plain Sect.