I Can't Get Out After Changing the Settings

Ai Yuan became an ordinary real game tester in the interstellar era in order to repay his debts. When he participated in the test for the first time, due to a sudden change in settings, an accident occurred when completing the last test. He could not go back, so his soul stayed here permanently. However, the opening of the real game was not delayed because of the disappearance of one person, so Ai Yuan woke up from the game and found that everything had returned to a hundred years ago...