He was tending to the spirit plants a couple of days ago when he noticed something amiss with a sprig of Spiritglow Herb near the stone wall. After searching for a long time, he finally found these black fine lines on the underside of its leaves.,Lu Xuan was just a low-level spiritual planter, from an ordinary background with limited knowledge. He wasn't sure what this black thread was all about.,However, the defensive capabilities are barely better than nothing. They can only deter honest people but not cunning villains, let alone protect against those elusive and covetous strange insects and monsters who eye the spirit plants.。