Recently moved to Tokyo from the countryside, newlywed Maki is only in her second year of marriage. Her sex life with her husband hasn't been satisfying, leaving her with growing sexual frustration. Her husband is absorbed in his work and rarely pays attention to her needs. With no children and increasing time spent alone, Maki feels isolated. To make matters worse, after their new home is completed, she learns she'll have to live with her difficult mother-in-law—an unsettling reality that fills her with anxiety and desperation. Seeking one last taste of freedom, Maki comes to Tokyo and embarks on her first affair. Her conflicted emotions—doubt, fear, and hope—create a deeply moving story.