The Little Medicine King is banished to the mortal world for disrupting family harmony and becomes Su Lingyao, Huo Chenyuan's betrothed. The Huo family unexpectedly discovers that they can hear Su Lingyao's inner thoughts. Using this ability, they uncover Li Manrou and Zhao Jiande's schemes, which include orchestrating a car accident for Huo Chenyuan, transferring assets, and even plotting to kill the entire family. As Su Lingyao's inner thoughts repeatedly come true, the Huo family gradually learns to trust her. She also uses her medical skills to cure Huo Chenyuan's leg injury. At a board meeting, the family relies on her inner thoughts to overcome a crisis and protect their family fortune. Unwilling to give up, Li Manrou resorts to all kinds of underhanded tricks to harm the Huo family. Su Lingyao and Huo Chenyuan join forces to thwart her schemes and send the villains to prison, allowing the family to live happily ever after.