Unable to directly treat the problem, he could only use his inner qi with caution to carefully separate the black line from the underside of the leaf.,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.。