In the puppet state of Manchukuo in the 1930s, four Communist party special agents, after returning to China, embark on a secret mission. Sold out by a traitor, the team find themselves surrounded by threats on all sides.

• Emperor Motion Pictures
• Shanghai Film Group
• Zhang Yi
• Qin Hailu
• Zhu Yawen
• Liu Haocun
• Ni Dahong
• Yu Hewei
• Li Naiwen
• Yu Ailei