In 1943 Shanghai, military agent Chen Qian, tasked with assassinating a Japanese official, uncovers a conspiracy. Disguised as a Japanese envoy, he infiltrates enemy territory, relying on the help of Communist Party member Chun Yang to thwart the invaders' plans.
This drama tells the story of Ximen Changhai, head of the Magpie Saber Sect, who is determined to eradicate the wokou pirates and joins a secret plan to do so. To prevent his plans from leaking out, Ximen Changhai brought his brother, Ximen Changzai, a cook, to the Magpie Saber Sect to become the acting sect head, and as affairs within the Sect changed, an amusing martial arts story started within the sect.
