Traveling Back into the Era, I Have a Knife-Joining System and It's Beautiful Again

[Era + Male Protagonist + Naughty Parent + Not a Virgin + The Male Protagonist Always Loves Himself the Most + Highly Possible to Have No Emotions (the labeling system for dual male protagonists suddenly appeared, and the author doesn't know why) + read through the book and watch the show] Now the social animal king Yingxin has just won a 100 million grand prize. Before he could quit his job and reach the peak of his life, he was transported to the 1950s due to a car accident. He had just reopened his account and was feeling sad about his future when the Jian Dao Dao system came. In an instant, he felt that he could do it again. This life He was sold by his parents to a fool as a child adopter since he was a child. His parents wanted him to give up his place in school and give it to his younger brother. After he started working, his parents wanted to recognize him and give him guidance on his life. In this regard, Wang Yingxin just wants to say that my fist as big as a sandbag is not bad at all. It is time for you to feel what it means to be swept away by the autumn wind. Just when Wang Yingxin, who holds the system in hand, wants to rely on his own efforts to live a prosperous and beautiful life in this passionate era, he suddenly feels that something is wrong. Why is it that the characters around him all have a vague sense of familiarity? The author tries his best to keep it as realistic as possible, but some parts will still be adapted into novels for the development of the plot. I hope all readers will like it.