Li Mochen met Gu Liyan after he broke up with his boyfriend Zhou Yichen, who had been in love for three years. His meticulous care made Li Mochen's heart move, but he could not fall in love freely due to family reasons. Gu Liyan left because of a job transfer, and Li Mochen met the diamond king Laowu Yan Haonan. Under his sincere pursuit, Li Mochen decided to forget the past and marry him and start a new life. After the two got married, Li Mochen's good friend Chen Zihan's husband Gao Yang died unexpectedly. When she was helping Zihan sort out his belongings, she casually asked if Gao Yang's friend would come to attend the funeral, but another friend Xu Yiran thought she wanted to meet Gu Liyan, who was a good brother with Gao Yang. The unintentional quarrel caused waves in Li Mochen's heart. Yan Haonan accidentally learned about it and filed for divorce from Li Mochen on the grounds that she could not forget Gu Liyan, so Li Mochen went traveling alone. During the journey, she met Zhou Yichen, whose life was not what she wanted. Will she rebuild the old relationship with Zhou Yichen, insist on finding Gu Liyan, or start over with Yan Haonan?
Chen Zihan is Li Mochen's good friend. She is rational and calm. Her boyfriend Gao Yang has a similar temperament to her. They fell in love for five years and finally got married. However, after marriage, Gao Yang unexpectedly reunited with his junior high school girlfriend due to company matters and had a loveless extramarital affair. Chen Zihan filed for divorce in anger. After Gao Yang drank to drown his sorrows after his father died of a heart attack, he had an accident while racing. Zi Han was glad that she did not get a divorce certificate from him. After Gu Liyan received the news of his brother Gao Yang's death, he rushed back to help Zihan arrange his funeral. The two developed feelings while getting along. Will they be together?
Xu Yiran is a carefree girl who was abandoned by her divorced parents and sent to her grandmother's house since she was a child. She grew up strong and alone. But she became timid and cowardly after meeting Lin Zimo from the fancy company. Lin Zimo couldn't stand her possessiveness and broke up with her. It happened that Xu Yiran was diagnosed with retinal damage caused by wearing contact lenses for a long time. When the five people were discussing countermeasures, they accidentally discovered that the reason why Lin Zimo broke up was that he couldn't let go of the little girl next door when he was a child. Chen Zihan took out the childhood photos of herself, Yiran and Mo Chen and compared them with the photos in Lin Zimo's wallet and found that Xu Yiran was the little girl next door. Everyone decided to let Lin Zimo bury the secret and start over with Yiran. Will Yiran forgive him and start over with him?