When she was in college, Cheng Zheng chased Su Yunjin's school and ruined her unsuccessful relationship.

When he graduated from college, Cheng Zheng asked Su Yunjin to find a job in Beijing. As a result, jobs are too hard to find. She got a job in Shanghai, and Cheng Zheng chased her.

Later, two people fell out because their stepfather borrowed money, and Cheng Zheng ran to the United States in a rage. After a long time, Su Yunjin found in the charity book of the temple that every time she donated sesame oil money, Cheng Zheng's name was behind it. She was moved to decide to put aside all her bad feelings and catch up with the United States.