After Lin Xiaoxiao, a modern social worker, died suddenly while working overtime, he traveled through time and became the abandoned concubine Su Xiaoxiao of the ancient Prince Li's Mansion. Faced with Li Hanyuan, the ruthless prince who wanted to "rip off her skin and make new clothes", she started a counterattack by relying on workplace survival skills, modern skills and her overwhelming ability to complain. From repairing clocks to get rich, to outsmarting green tea, to being involved in the mystery of the "Xuanniao Stigma", a secret of the previous dynasty, from killing each other to symbiotically with Li Hanyuan, they jointly faced the palace conspiracy, the crisis in the north and the ancient evil spirits, and embarked on a journey of upgrading the scum filled with laughter and tears.