Qin Ye's pupils abruptly contracted slightly upon seeing this.

He had envisioned the space of the underworld to be quite similar to the space of the mortal realm. Even though the second King Yanluo had already told him about things like supercritical tides, planar scales, and the Yin Space River, he had thought that these terms were simply different ways to describe the things present in the space of the mortal realm.

However, what he was seeing was completely different from his expectations.

Qin Ye inspected the bands of Yin runes carefully, and discovered that he recognized every single one of them. They were all mid to high-grade Yin runes within or above the fifth circle!

These asteroid belts formed by Yin runes were known as planar scales, and there was one around every plane. Their radiance lit up the inky darkness of space, much like street lights turning on in a city at night, and as a result, Qin Ye was able to clearly see all of the planes laid out before him.

He gently exhaled as he stood on the palm of the fifth sun god, looking into the space that he had never seen before. All of a sudden, he was overcome by a sense of awe and wonder.

So this is the space of the underworld... 

Some of the planes were extremely even and symmetrical, while...