C161 Two Rounds of Tests

The strange atmosphere came slowly!

The surrounding trees were towering, and all sorts of shrubs were hidden in the fog. The dusky sky gave off an even more sinister aura!

An ordinary person would definitely be on tenterhooks when they saw this, and their hair would stand on end!

Just as Gu Xiaorann was fully focused on observing, an extremely sharp sound suddenly cut through the sky