Galaxy Two Thousand Years

In 3239 AD, the establishment of the Dyson Sphere marked the arrival of the Earth 2.0 Civilization era. But the establishment of the Dyson sphere caused irregular changes in the brightness of the stars in the solar system, exposing the position of the solar system! In AD 3900, the Earth Defense Alliance was established. At the same time, the shelling plan and the grandmother plan were launched simultaneously... In the year 4041, there was still half an hour before the arrival of the high-energy particle stream from the M87 black hole. The escape plan enters the final countdown stage! The last experimenter of Grandma's Project, Kan Xinghai, is about to restart the sea of ​​stars above our heads!