C1078 Little Qing the News of the Dark Sky
Each of the thirteen worlds of the Profound Nether Realm was a small world.
This small world that Gu Fei entered was one of the four most secretive small worlds within the Xuanming Religion, and also one of the thirteen small worlds that possessed the most potential.
After tens of thousands of years of growth, this small world was now 10,000 kilometers wide