Forbidden Lust()

她唇之上

Jiang Rennan, the adopted daughter of a powerful family, struggles with her engagement to the younger son, Jiang Mingzhi, while secretly in love with her older brother. Meanwhile, her protector, Jiang Qingzhi, is drawn to her but holds back due to his responsibilities, wanting only to ensure her safety. Their relationship is filled with unspoken tension, desire, and sacrifice.