Fantasy Starts with a Secret Building

The protagonist Gu Qingge travels through the fantasy world and has a system that can predict the secrets of heaven, connect ancient and modern times, and understand yin and yang. All kinds of things in the world, three lives and three lifetimes, the two poles of yin and yang, are all predictable. "Haha, I traveled through time, and it turned out that the system is not deceiving me. The peerless emperor, the peerless witch... They are all my money-making tools. Let's see how I make a lot of money in troubled times." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.