Chapter 646 – The Yellow Springs River

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If Lin Ming wanted to research and understand the situation about the enclosed space force field, he would have to walk around and slowly find out what the governing rules were.

But, there was a prerequisite. This was that he needed to be able to leave marks along the way!

When Lin Ming had placed down marks before this, they had only lasted for two incense sticks of time before being cleanly erased. That definitely wouldn’t work. After thinking for a while, Lin Ming thought of placing a trace of his battle spirit in the marks.

A martial artist’s battle spirit was a substantialized manifestation of their will. For martial artists that had strong wills, their will might last tens or even hundreds of thousands of years in perpetuity. When Lin Ming had encountered the will lights in the Road of Emperor, this was the reason they had existed until then. Even within the Eternal Demon Abyss, there might be heavenly treasures or demon bones that contained an Emperor will lasting for tens or hundreds of thousands of years.

“The first array symbol…” Lin Ming walked over to a flat area of ground and flicked his finger, shooting out a golden array symbol and condensing it into a small mark. As the mark formed, Lin Ming left...