Shen Nianqiu, an embroiderer who was born in a poor family in the south of the Yangtze River, was sold into the palace as a maid due to a flood in her hometown. With her pragmatic wisdom in farming and good embroidery skills, she started from the bottom of the palace as a palace maid, solved the shortage of food in the harem, plague and other crises, recruited the palace maidens to establish the "Embroidery Lady Alliance" to resist the imperial concubine's dictatorship and the suppression of the queen mother, and gradually promoted to a concubine. She used the concept of farming to reform the harem, allowing the maids to improve their lives through embroidery and planting. At the same time, she got to know and fall in love with the forbearing emperor Xiao Jingheng, and eventually became the winner of the palace battle and achieved the counterattack of "growing a piece of sky within the palace walls".