Bai Yaoyao, a modern novelist, transmigrates into the Great Qing dynasty and becomes an overlooked little gege in the household of the Fourth Prince, Yin Zhen. With a personal space at her disposal, all she wants is to take it easy, farm in peace, and stay alive. An unexpected little song captures the attention of the usually cold-faced Fourth Prince, and from then on, she cannot shake off the love-struck prince. She makes ice using saltpeter, develops milk tea, builds heated brick beds, and introduces high-yield crops such as potatoes and corn. Thanks to her own abilities, she rises through the ranks from gege to side consort. The inner household is full of constant power struggles, and the principal consort repeatedly resorts to secret schemes to harm her, while the Fourth Prince wholeheartedly protects his beloved. Emperor Kangxi is impressed by her inventions that benefit the people and holds her in high regard. All she wants is to farm peacefully and live a quiet life, yet she somehow manages to win over the aloof Fourth Prince completely, setting off a sweet and chaotic daily life in this Qing-dynasty transmigration romance.