For example, the first time he experienced time travel was when Lin Xing fell and died while playing at primary school. He went back five seconds to the bathroom, scaring him so much that he drenched his classmate's shoes.,He was back a year ago, in June 2022, at the university teaching building.,"If I could go back a year, there must have been some major disaster. It needs to be reported to the national authorities so they can prepare in advance..."。