Yuria, known throughout the neighborhood as beautiful, talented, and kind-hearted, harbors a secret she can't tell anyone. During her husband's work-related absence, overwhelmed by loneliness, she began a sexual relationship with her son. Fearing exposure, she decides to wait until her husband's transfer ends to return to normal family life. However, her son, driven by the intense desires of puberty, continues to pursue her relentlessly every day. As the three-family household life resumes, Yuria struggles to end the affair, only to realize how difficult breaking free truly is.