Yan Fei, about to uncover forgotten history, felt a surge of excitement. Judging by the surroundings, this Super Library was clearly not built by current Earthlings—it must have been a relic left behind by a previous Earth Civilization.
Yan Fei immediately confirmed a fact: other civilizations once existed on Earth. These civilizations were highly advanced, at least to the point of being capable of creating Smart Programs. Once he finished watching the documentary being played, he would be able to learn the history of humanity's previous civilization and use it to explain some of the unsolved mysteries on Earth.
In the laser-projected video, after the three-dimensional Milky Way appeared, it was swiftly zoomed in and enlarged. Soon, the focus narrowed to a secluded corner within the third spiral arm of the Milky Way, where a Stellar System was located. Judging by its appearance, it was none other than the Solar System, home to Earth.
