As Chisato and Minami return home, their forbidden bond rekindles with intense passion. Hidden glances and lingering touches give way to raw desire as they embrace clandestinely, surrendering to their carnal urges. Their shared secret deepens, weaving a tapestry of lustful abandon and sisterly affection, culminating in fervent, intimate moments that blur the lines between familial love and erotic obsession in their secluded, heated encounters.