Adapted from the novel "Duoqing Jianke Wuqing Jian" of the Xiaoli Feidao Series written by Gu Long.

Although she has no memory of her past, Minako is happily preparing for her upcoming marriage. But a 15-year-old letter leads her into meeting a strange man who knows everything about her. Soon she finds that beneath the pleasant surface of her life is a terrible darkness, and, as the lies come to the surface, Minako's world will be shattered.

The drama tells the story of a hostess turning 30 years old.

Soumato Corporation is intriguing place where recorded images of one’s life can be viewed on DVD. A person who happen sto stray into Soumato Corporation, will be handed DVDs equivalent in number to his age by Kaminuma (Kashii Yu), the company’s mysterious guide. She will tell him to go back and watch his life to his heart’s content. What he will see on these DVDs is his own life through the eyes of other people. He will learn startling facts that are better left unsaid. What will he think after watching everything?

Ji Soon Young loses her husband, Wang Se Joon, in a tragic accident. She is left alone to take care of their adopted daughter. She meets and falls in love with Han Kyu Jin, who just happens to be the father-in-law to her former sister-in law, Wang Se Bin. Their lives changes when Soon Young marries Kyu Jin and becomes Se Bin's mother-in-law. They have to adjust to their new roles in their family and at the same time try to get along with each other.

The Tama River, where the water flows along the border between Tokyo and Kanagawa, pours into Tokyo Bay and the large sky spreads out. People who enjoy sports, lovers who are close to each other, students who practice singing, by the riverside, which is rich in nature, people who ride bicycles come and go as they please. Spring of 2020 Corona disaster of people who spend their days along such a river.

Misako Ayukawa, a woman in her 30s, is an English teacher with ironically poor English skills. She values herself over her students and money over love. She displays arrogance in front of her students, but acts pleasantly around everyone else. However, Ayukawa possesses a brilliant mind for solving puzzles. Motivated by the possibility of rewards and treasure, she ends up tackling various cases on the weekends along with 3 of her top students. --Tokyograph