The protagonist was originally a game designer. By accident, he traveled to the Victorian alternate world and carried the "Greed Book" golden key (which could break disguises and form contracts). Transforming into a detective, he got involved in a series of strange events. ‌By subduing extraordinary creatures and changing his profession to a mage, he navigated through the intrigues and conflicts of the gods, gradually becoming a force that influenced the world. ‌As the great era approached, the protagonist uncovered the hidden secrets of the gods.