Yang Cong, who was ignorant of Taoism and dharma, was driven down the mountain by his master, activated the cheating Tianshi system, and was forced to work to pay off his debts through fortune-telling and fortune-telling. After meeting the fox demon Yunyao, he relied on his ancestors' group chat support to receive orders to exorcise evil spirits, while at the same time tracing the truth about the fake heaven system.
