"When the courier Chu Yang accidentally signed for a mysterious package, his ordinary world collapsed completely. The bronze compass in the package drew him into a mysterious world hidden for thousands of years - where evil spirits are rampant and thaumaturgy competes. Chu Yang, who was forced to become a 'Yin Patroller', discovered that he had forbidden blood flowing in his body, and his eyes could see what others could not. What he saw... From the bizarre murders in the old community to the strange ancestral teachings of a centuries-old family, mysteries followed one after another. In this world where science and metaphysics coexist, Chu Yang must learn to control the gradually awakening ancient power in order to uncover the shocking secret of his life experience, as well as the terrifying prophecy about the survival of mankind..."
