As a new agent of the National Security Bureau, Lin Feng was involved in a transnational intelligence theft case, which led to the involvement of a huge black force. Fight side by side with partners from different countries and camps, facing life and death threats and betrayal. In crisis and mission after crisis, they relied on wit, mutual trust and humor to get out of the darkness, solved numerous mysteries, and finally destroyed global criminal organizations, harvested the growth of friendship, and regained warmth and hope for the world. The pace of the book is tight and ups and downs, laughter and crisis coexist, and tasks and emotional lines are intertwined. It is an independent volume but also echoes from beginning to end, and it is perfectly concluded.