Aka：Тупик / 공작조: 현애지상 / Nhiệm Vụ Bí Mật / Luta Pela Liberdade / Cliff Walkers / 懸崖之上 / Xuan Ya Zhi Shang / Lucha por la libertad / Les Espions de l'aube / Cliff Walkers - Senza Via Di Fuga / โคตรพยัคฆ์ตัดเหลี่ยมเพชร
Summary：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.
