Luo Qingchuan, a modern-day history enthusiast, accidentally travels back to the Qing dynasty during Emperor Kang Xi's reign. Immersed in the princes' power struggle, she is torn between her feelings for Yin Si, the eighth prince, and Yin Zhen, the fourth prince and future Emperor Yong Zheng. As she navigates the treacherous world of political intrigue, her historical knowledge and wit are crucial for her survival, revealing the darker truths behind historical events.

Lian Er navigates a love triangle involving Emperor Yong Zheng and Prince Guo Qing Dynasty during Emperor Yong Zheng’s reign.

At birth, Lian Cheng was swapped with a baby boy, Heng Tai, leading to vastly different lives. Lian Cheng grew up in the streets and worked in brothels, while Heng Tai enjoyed a privileged life in the Wei'e general's mansion. Their paths cross by chance, and they gradually fall in love. Lian Cheng returns to the general's mansion, her true home, but their relationship faces significant challenges and opposition.