The Poisonous Concubine in the Regent's Space

Jiang Wanyue, born into a family of medicine and poison, travels to ancient times and becomes the eldest legitimate daughter of a general. Forced into a marriage alliance with the Crown Prince, she is drawn into the power struggle between the Emperor and Regent Shangguan Heng. While navigating the scheming of her concubine sisters and half-sisters, she must also deal with the jealousy and陷害 of Shangguan Heng's admirers. Ultimately, Jiang Wanyue defeats all enemies using her modern knowledge and a golden finger—a space spirit spring ring capable of curing poison and illness—successfully ascending the throne as Empress and Emperor with Shangguan Heng.