C2461 The Mysterious Gate

A door!

A huge door with a simple design and the height of dozens of people stood tall at the end of the underground hall.

"What is this?! Built by the Six Tao Sect? Or is this something that the Six Tao Sect built here in the past? "

Lee Yun couldn't help but have such doubts. He walked into the hall and looked up again. The two doors emitted a mysterious and serene Qi