The protagonist, Huang Yiwei, is a doctor of criminal psychology. After six years, he returned to his original unit as the leader of the technical investigation team. From then on, he began to face all kinds of people, such as rich men, drunkards, pianists, stars, professors, and beggars. Waiting, seeing their respective indulgences and struggles. At the same time, Huang Yiwei had to work in the same team with his former lover, had to miss each other with his current lover, had to get along with colleagues with different personalities, and had to When he was in danger, he was appointed to act as the captain. As the clues of the mastermind behind the scenes gradually became clear, the pain that had been buried deep in his heart for eight years was gradually revealed...