Dai Jin

Sun Ruo Wei entire family is killed on the orders of the Yongle Emperor in 1402, though she escapes death after being secretly adopted by Sun Zhong. Sun Ruo Wei becomes the concubine of crown prince Zhu Zhan Ji by chance, and continues to investigate the truth behind her family’s death. However, Sun Ruo Wei decides to abandon her revenge plans after realizing how dangerous it would be to destabilize the court for her own personal goals. Touched by Zhu Zhan Ji’s kindness, Sun Ruo Wei resolves to become a virtuous empress who can support him in times of hardship. Unfortunately, Zhu Zhan Ji passes away after a decade on the throne, and Sun Ruo Wei is honored as Empress Dowager once her 7-year-old Zhu Qi Zhen ascends the throne.

In 1945, as the War of Resistance Against Japan comes to an end, the Japanese army secretly transports a large quantity of poison gas bombs to China. Ou Xiao’an, the ace special agent of the military, is injured while escaping from the "810" poison gas research institute. He is inadvertently rescued by Tan Moqing, another agent. When he wakes up, he discovers that he has lost nearly four years of memory. As they work together to expose the Japanese conspiracy, Ou Xiao’an and Tan Moqing frequently join forces, ultimately unveiling the identities of the Japanese spies while also revealing their own roles as underground party members. However, a greater crisis looms ahead; they remain unaware of the whereabouts of the "810" research data and the hidden gas bombs. Faced with numerous dangers and obstacles, how should this group of lonely yet brave individuals advance and fight courageously?