Programmer Lu Xiuyuan accidentally obtained a rebirth system called "Reincarnation Agent". He can be continuously reborn at different time nodes by completing tasks issued by the system. Every time he is reborn, he carries a part of his memory with him and has the opportunity to change his own destiny and that of others. However, as the number of rebirths increased, Lu Xiuyuan gradually discovered that this system was not simple, and there was a huge conspiracy hidden behind it. In order to explore the truth, Lu Xiuyuan continues to grow through rebirth. Not only does he have to face various challenges and dilemmas, but he also has to fight against the masterminds behind the scenes, finally uncovering the secrets of the rebirth system and finding the true meaning of his existence.