Young Lin Xiao was involved in the national espionage war due to the mysterious disappearance of his father. He was recruited and trained by a secret agent organization, and formed a imaginative "laughing team" with his partners Tang Qian and Du Yiran. In the process of tracing the disappearance case, the three uncovered a huge international intelligence smuggling network, and were surrounded step by step by the opposing forces led by Serena. As the mystery unfolds layer by layer, trust, betrayal, and humor are intricately intertwined, and the story gradually grows after surviving many catastrophes. In the three volumes, Lin Xiao and others not only had to deal with internal infiltration and double agents, but also had to choose between love and friendship, faith and responsibility, and finally calmed down the spy storm in one fell swoop and ushered in the final chapter of each other's destiny.