The Courier Who Travels Between Yin and Yang

An ordinary courier who fell into a crowd and could not be found, a poor boy with the word "poor" written all over his face, by chance, acquired the super power to travel between the yin and yang worlds at will. His life changed dramatically. However, while he became rich overnight, he was also involved in a conspiracy that had been planned for thousands of years. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.