Juhyeon, a divorcee for 20 years, wants to spend Christmas Eve with her daughter who is now an adult, but she refuses. After that, even her colleagues refuse to spend it with her. In an impulse, she ends up drinking outside the convenience store by her house. Then, by chance, she runs into her daughter’s friend from high school, Shiwoo, and mindlessly invites him to her house. Is that a risky decision…?