Explorer Zhang Yi accidentally opened the thousand-year-old secret chamber of Khufu's Pyramid and discovered that the walls were engraved with star maps that far exceeded human civilization. At the same time, NASA photographed geometric symbols exactly the same as the patterns in the pyramids at the poles of Mars. When the tops of the three great pyramids simultaneously emitted beams of light into the universe, a line of small words quietly appeared on the ancient stone tablet: "The Sower is about to return."