Before they entered the Great Thousand Battle Domain, the green sparrow had said that on this one-way road of blood, there were at least over a thousand battlefields, nearly a hundred mysterious forbidden zones, and forty-nine Immortal Heavenly Passes of various sizes!0

Among them, those mysterious forbidden zones were classified as the most dangerous terrors.0

This information put Lin Xun on alert. He wondered just how terrifying the so-called mysterious forbidden zone in Gathering Netherworld that the green sparrow was talking about was.0

Lin Xun said after some thought, “I'd actually like to explore if the opportunity arises.”0

The green sparrow said, “It will take around two months to walk through Gathering Netherworld, after which we’ll reach the first Immortal Heavenly Pass, which is also called the Immortal Imperial City… It's still too early to talk about this, you'll naturally understand when you get there.”1

Lin Xun nodded as he trod through the bone tunnel into the depths of the starry sky.0

There was a strange teleportation power permeating this path, and walking on it gave one the feeling of traveling through time and space and roaming...0