Since childhood, the younger brother harbored deep affection for his older sister. As they grew older, his feelings gradually evolved beyond mere sibling affection into romantic desire. The sister married and left their rural hometown, while the brother silently suppressed his emotions during her absence. Years later, after going through a divorce, the sister returned to live at home. The moment she came back, the brother could no longer contain his long-repressed feelings. His love for her resurfaced intensely, pulling both into a whirlwind of forbidden passion and intimate encounters.