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.,"According to this trend, in one or two days, this plant of spirit firefly will be occupied by the black thread, and it is very likely to spread to nearby spirit firefly plants.",Lu Xuan looked at a straw man puppet standing in the corner of the courtyard.。