Reborn in the 1970S, the Protagonist Doesn't Know That I Am Also Reborn

Even if you are not destined to be the protagonist in your new life, you can just be a supporting role! The moment Chen Ren woke up, he decided to work hard and live a wonderful life. I didn't expect to encounter a "broken system". "Ding, it was detected that the host's mentality is not in line with the system's purpose." "Untying in progress" The system dropped a big gift package and ran away.