Self-cultivation of passers-by

Lu Ren, as a subordinate of the newly selected time-traveling bureau, was assigned to the series of passers-by specially used as background boards for the protagonists.As an angry youth, Lu Ren's eyes lit up.Please be sure to place me in the era of future technology.Afterwards, he secretly memorized the knowledge, improved his spiritual power and returned to his hometown - the earth.His goal is to change the world with knowledge.The golden finger is very wide, and there may be sentences or typos in the cool text, please do not point it out carelessly.Content tags: Sci-Fi Farming Text, Kuai Chuan Shuang Text ┃ Search keywords: Protagonist: Lu Ren ┃ Supporting role: None