In the fourth chapter of the "Imouto no Himitsu" series, Hitomi-chan takes on her first dramatic role, passionately portraying the painful emotions that arise between brother and sister. This story captures her pure, unwavering desire to fully express her love for her older brother in a place where no one can interfere. A compelling drama that highlights the turbulent relationship between the two as they grapple with the cruel twists of fate.