Chapter 230: Xuanmen Secret Technique [Update 10, No. 2]

However, these rice grains were all black, like black rice.

Yet, it was easy to distinguish that they were not thoroughly black, so they must have been contaminated with the color.

Xu Hao picked up a grain of rice and slowly rubbed it, the outer layer instantly fell off, revealing the white interior. He said, "This incense burner hasn't been here for many days, so the rice grains haven't turned completely black. But if a few more days pass and all the rice turns black, things will get very troublesome."

Liu Ruyan asked, "What would happen then?"

Xu Hao glanced around and said, "If the evil energy gathers too densely, anyone staying here for more than three hours would suddenly faint and never wake up!"

"This... Who would do such a thing, it's utterly inhumane! Our group has tens of thousands of employees!" Liu Ruyan was extremely shocked and became very furious.