Before graduating from university in 2023, Lin Xing had experienced this kind of time travel three times. Judging from these limited three experiences, he believed that the length of time he traveled back to the past should be related to the size of the danger.,> It wasn't until this moment, after a year had passed and he returned to university, that he realized... perhaps now was the time his superpower needed to take on the responsibility only he could handle.,But even when class time had passed, there was still no one else in the classroom besides him. Not even the school bell rang.。