Li Xiujing (played by Li Xiujing), who lives alone in No. 805, is a single older woman who has been divorced for 3 years and is also the director of a law firm. She has made up her mind not to get married and usually comes and goes alone. Her single life is free and easy, but her most distressing problem is that no one accompanies her when she eats. As a "foodie", she can risk her life for delicious food, but she is ashamed to eat alone in a busy store. Next door to Li Xiujing, No. 806, lives a sloppy man Gu Dae-young (played by Yoon Doo-jun) who wears sportswear every day. Soon, a rich second-generation female college student Yin Zhener (played by Yoon So-hee) who spends money like water moved to No. 804. On one side is a sloppy style, and on the other side is a person who can't take care of herself at all. Li Xiujing is caught between the two, plus the law firm that gives her a headache. Single woman Li Xiujing will experience an unprecedented taste of life. "Food" as a medium connects these single people...