To locate the son of the richest man, identified by a birthmark, a legendary female poison master opens a bathhouse. But the arrival of a poison-immune thief puts the bathhouse in the spotlight in Dongli City.
In 1939 Shanghai, intelligence agent Gu Yinshan kidnaps blind cryptography expert Li Yuese to stop his work. Actor Ding Yi is pulled into the situation when hired to impersonate Li Yuese. Gu Yinshan must keep Ding Yi in the role while posing as his assistant, leading to numerous challenges and hidden secrets in their high-stakes mission.
Set in the late Qing Dynasty and early Republic of China, the story follows Liu Hengshun, a police officer in Tianjin with a mysterious past. After losing his parents in a fire, he masters a unique skill, earning the nickname “Fire God” for solving complex cases. While investigating strange crimes and battling the secretive Mogu Dao, Liu uncovers shocking truths about his origins.
Hua Zhuyu, a woman disguised as a man and a skilled warrior, is betrothed to Feng Junli, a prominent young noble of the Southern Dynasty. However, on her wedding night, her family's fall from grace forces Zhuyu to partner with Feng Junli as she navigates treacherous court politics and mysterious events. Together, they face challenges, united in their quest for justice and love.