The protagonist, Tang Xian, was born into a noble family and married off to the emperor by her grandfather. After her grandfather's rebellion, he was deposed and imprisoned in the imperial mausoleum to serve as a widow to the old emperor. As times changed and imperial power shifted several times, Tang Xian's status rose, eventually becoming the "Grand Empress Dowager." The young and beautiful concubines buried with her were wasting their lives in the dark and gloomy imperial mausoleum. One day, a seriously injured woman accidentally wandered into the mausoleum. To save the many concubines guarding the tomb, Tang Xian impersonated this woman and risked her life to escape, seeking help from an old friend. However, she fell into the hands of a "rebel." The "rebel" was petty, vengeful, and ill-tempered. Tang Xian concealed her identity and outwitted him for months, only to find that the "rebel" had fallen for her. Concerned for the people in the imperial mausoleum, Tang Xian was forced to fake her death and leave. Later, by a twist of fate, the two met again in the palace, and Tang Xian learned that the "rebel" was actually the new emperor.
女主人公唐娴出身世家，被祖父嫁给皇帝，后因祖父造反被废，被关进皇陵给老皇帝守寡。世事变迁，皇权几度更迭，唐娴的身份也“水涨船高”，成了“太皇太后”。陪葬的妃嫔们年轻貌美，却被关在暗无天日的皇陵中虚度岁月，可某日皇陵中竟误闯入一名身负重伤的女子。为救众多守墓妃嫔，唐娴假扮该女子冒险逃出，以寻求故人相助，不料落入“反贼”手中。“反贼”小心眼、记仇、臭脾气。唐娴隐瞒身份，与之斗智斗勇数月，谁知“反贼”竟对她动了心。唐娴心系皇陵众人，不得已选择假死离开。后来阴差阳错之下，二人于宫中重逢，唐娴方知“反贼”竟是新君。
女主人公唐娴出身世家，被祖父嫁给皇帝，后因祖父造反被废，被关进皇陵给老皇帝守寡。世事变迁，皇权几度更迭，唐娴的身份也“水涨船高”，成了“太皇太后”。陪葬的妃嫔们年轻貌美，却被关在暗无天日的皇陵中虚度岁月，可某日皇陵中竟误闯入一名身负重伤的女子。为救众多守墓妃嫔，唐娴假扮该女子冒险逃出，以寻求故人相助，不料落入“反贼”手中。“反贼”小心眼、记仇、臭脾气。唐娴隐瞒身份，与之斗智斗勇数月，谁知“反贼”竟对她动了心。唐娴心系皇陵众人，不得已选择假死离开。后来阴差阳错之下，二人于宫中重逢，唐娴方知“反贼”竟是新君。
