There is no oxygen in the male protagonist’s world, so the oxygen is controlled by a scientific research company. The male protagonist’s father is a scientist. In his impression, his father is not good to her. Then one day he brought it to the male protagonist. I created a bracelet that could never be removed. Then the Oxygen Research Center asked him to go to the research institute. It turned out to be the place where his dad worked before. Then they created a time machine that could be transmitted to the future. They detected 2474. There is oxygen every year. And the subtitles saved and sent back said let the hero pass, and then the hero passed. After he came, he found his own body. He was terrified, and then ate poisonous mushrooms outside. It didn’t take long for his good friend. It was also sent over, but the male protagonist suddenly realized that the person who killed him must have referred to this friend. Then the male protagonist turned on the imaging machine and saw what happened in the office. The machine also started to restart and sent back 4 hours later. , And then the male protagonist found out that his good friend was actually a bad person, very sad, but the good friend changed history and committed suicide. The male protagonist decided not to go back. He also typed a string of numbers, saying that the male protagonist would send it back, and then sent some grass back. Then just like this, the male protagonist changed the history and the abandoned city was restored.
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