Frost Covers Death, Ink Dyes Life

In June in Tingzhou, a strange disease suddenly occurred. Those with frost-covered foreheads have a withered appearance, and no cause has been found. Xue Fanren, the governor of Huyuan Prefecture, investigated the case and found that although the patient had done good deeds, he had deceived the people. He suspected that it was not a natural disaster. Before further investigation, black fog appeared at night, and several people were cured. One white and one black, one withered for life, and there seem to be eyes watching in the darkness. How can a mortal with a mortal body break the situation?