Ryo Onodera, played by Miyazaki, had a groom runaway on the wedding day four years ago. Her father, Tosaku (Matsushige) and her mother, Machiko (Matsuzaka), built a large two-family house to live with their daughter and her new family.
One day, Ryo says that she has been proposed to, Machiko is surprised to see that face. This is because Kotaro was a former subordinate of the workplace and was now her boss. Although she wants to congratulate her daughter's marriage, Machiko wonders if she can live with her boss. Where is the love between Ryo and Kotaro? Can the two get married? Can Ryo and Kotaro, Tosaku and Machiko become a family?