Chisato Shoda lives in a house owned by her stepfather, who visits monthly to collect rent, demanding payment for the shortfall. Each time, she is forced to adjust her life according to his convenience, enduring discomfort and growing resentment toward his aggressive behavior. Overwhelmed by a sense of powerlessness, she struggles through each day. Amid this oppressive situation, the story explores how she will reclaim control over her own life.