In this crisis-ridden modern world, countless threats surge in the darkness. Lin Xiao was originally an ordinary young man who was teased by fate. An accident led him to the door of the world of agents. In the brutal agent training, he stood out and became a remarkable new star in the organization with his wisdom, courage and extraordinary skill.
From the hidden corners of bustling cities to mysterious strongholds in foreign lands, Lin Xiao went deep into the tiger's den time and time again, engaging in life-and-death battles with the world's most dangerous terrorist organizations and criminal groups. He shuttled through the hail of bullets, swirled around in conspiracies, and used his own power to protect the peace and tranquility of the world. As the mission progresses, he gradually discovers that in the deepest darkness, there is a shocking conspiracy that can subvert the world order, and he is the key to solving this crisis...