Taking the "Iron-Blooded Shadows", a domestic elite special forces team, as the main line, it tells the story of their difficult selection to global counter-terrorism, rescue, cooperation and exchange missions. They experienced the test of life and death in an anti-drug operation related to the destiny of mankind, and grew into the world's top warriors. The three volumes respectively focus on team building and running-in, cross-border joint operations, the ultimate crisis and the redemption of all members. The tight rhythm is interspersed with the lively and humorous interactions of the team members, showing blood and warmth.