What About Rebirth and Substitute Marriage? Watch Me Having Fun in 80

[Male engineer x female entrepreneur. Rebirth in the 1980s + substitute marriage + marriage first, love later + male protagonist's love brain Ji Yun, who had just finished working 996 overtime, stepped on dog poop and won a lottery ticket worth 10 million yuan. Before he could redeem his prize, he was hit by a car and flew back to the 1980s. The beginning was a disaster, with the sister who eloped, the mother with convulsions, the silent father, and she was helpless. In order to survive, she had no choice but to marry as a substitute, and the two strangers became husband and wife. Ji Yun, who originally wanted to pursue his career alone, fell into Lu Ming's trap step by step. Ji Yun, who was pushed down, shouted for help, "What's going on? Didn't they agree that the two of them were just going to have a fake marriage? How could you be serious about it?" The unbuttoned man sneered, "I never meant to be fake from the beginning." Are you in love? Of course, being able to continue the relationship depends on the man's love brain. "Daughter-in-law, you are so beautiful." "Daughter-in-law, you are amazing." "Daughter-in-law, I love you so much." ... Lu Ming, I forgot to tell you that I love you very much too.