Chapter 592: 'Killing Sword Sutra' _1

After acquiring the Five-grade Cloud Bamboo Arrow Array Method, Lu Xuan couldn't suppress his curiosity and ventured outside his cave dwelling.

The surging spiritual energy flowed into the Array Plate, flags of varying formations flew towards the edge of the cave at different locations, while the spiritual patterns on their surface shimmered and disappeared instantly.

Before long, a thick sea of clouds appeared outside the cave. In the tumultuous cloud sea, peculiar bamboos towering into the sky appeared and disappeared, their rustling sound faintly discernible.

"Double-layer protection of the Five-grade Formation Method ensures no entrance of demon insects to cause harm to the Spirit Plants."

A satisfied smile appeared on Lu Xuan's face.

Looking at the last stalk of Arrow Vine which wouldn't take much time to mature, he decided to hasten its growth with Qingmu Origin Energy.