In the context of a sudden change in the international security situation and the preparation of hostile forces at home and abroad, the Sirius special team is composed of many members with distinctive personalities and unique experiences. They shoulder the important task of protecting homeland security and performing top-secret missions. The protagonist Lin Ji leads the team to overcome obstacles, from border bandit suppression, transnational drug enforcement, to fighting against the world-class terrorist organization "Shadow", experiencing brotherly betrayal, life hanging by a thread, team crisis and even national-level political conspiracy. Intertwined with humor and tension, they gradually grew up in life and death missions, and finally saw through the "Shadow" conspiracy against the world, achieved personal redemption through self-sacrifice and team bonding, and jointly completed a key blow that changed the course of history.
