I Have a Weird Manual

Weird recovery, regular killing. In this world, the atmosphere is chaotic, evil spirits are rampant, evil spirits are everywhere, and those who touch them will die. Countless powerful people from government, Taoist temples, and Buddhist sects came forward one after another, groping for the strange laws behind them with blood and tears. Shen Yan came back from time travel, but found that his way of survival was extremely simple. Facing the terrifying forbidden land, others narrowly escaped death. Ana Shen opened a shabby [Tongsheng] old almanac, which read: [Today's advice: Sing and walk in a straight line. So, under the horrified eyes of everyone, he hummed a tune and easily walked out of the restricted area filled with corpses. The so-called taboos are just "annotations of heaven" that mortals cannot understand, and I am in charge of the true interpretation!