On the day he was fired, Jiang Jin woke up in the rain and found that he could rewind 24 hours. He watched with cold eyes as his former boss forged evidence and his colleagues were strangled by public opinion. The USB flash drive handed over by his mentor Shen Zhao contained a time loophole that could destroy the company. Every time he went back, he uncovered an additional layer of evil—assistant Chen Yao's black gold accounts, newcomer Lin Wu's surveillance video, and madman Zhou Su's experiment diary. When the moral trial of Public Relations Director Qin Huai is about to begin, he finally understands: the real prisoner of time is not him, but the entire system.