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1980 in parallel time and space. Zhang Qingan, who was originally an only child, was reborn as the third son of the family with the help of the system. Zhang Qing'an, who was squatting on the stone roller and looking at the old house in a daze, decided to put everything aside and make money first to make the village rich.

Thirty years after the sinkhole fell, the earth was invaded by aliens and humans were hunted and enslaved. Under the dark apocalypse, Luo Xiaofan takes the extraordinary system back to the ten days before the sinkhole fell thirty years ago. In this life, humans will never be slaves.