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.,Thinking of this, Lu Xuan felt worried and stood there blankly.,Of course, it's also largely due to Lu Xuan himself. Since he crossed over, he has basically been in seclusion, with little communication with the outside world. Therefore, there haven't been many cultivators or monsters entering his courtyard.。