The global situation is changing rapidly, and dark forces are ready to move in the shadows. Lin Xiao was originally a young man who was teased by fate in the ordinary world, but due to an accident, he stepped into the mysterious realm of agents. From receiving brutal agent training to performing impossible missions again and again, he continues to grow amidst the hail of bullets and conspiracies. Faced with the crazy counterattacks of international criminal organizations and the overt and covert struggles of intelligence agencies from various countries, Lin Xiao relied on his extraordinary wisdom, super strength and firm belief to save danger time and time again. How will he carve out his own place in this dangerous world of agents and become a trump agent that scares the enemy? How will we uncover the shocking conspiracy hidden behind the fog and protect the peace and tranquility of the world? A thrilling secret agent legend begins here.