Protagonist's Natural Enemy

Zhu Zhaoqing is a time traveler and has a system plug-in, but he is not happy at all. His protagonist's natural enemy system is simply a troublemaker, always driving some protagonists towards him, but these protagonists are also inexplicably hostile to him! As a result, Zhu Zhaoqing had to battle wits and courage with these protagonists. However, the protagonist deserves to be the protagonist. Even though Zhu Zhaoqing had a system to help him, he was eventually defeated by a cheating protagonist. Fortunately, Zhu Zhaoqing had a tool called reincarnation at that time, and he successfully reincarnated into an era thousands of years later - but the system naturally followed him. Zhu Zhaoqing, who had no choice but to continue preparing to compete with the protagonists, discovered a shocking secret not long after he woke up. "My sister in this life is a heroine!? I can get a lot of rewards after completing the strategy!?" ... Zhu Zhaoqing thought that he should order a bed ticket from the German Orthopedics Department first. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.