Nineteen years after being dismissed over a national security leak, former officer Wu Yu has lived on the fringes, relentlessly pursuing the truth behind the betrayal that ruined his life. As he uncovers hidden layers of deception, a new officer, Guo Weijie, inspired by Wu Yu’s determination, grows into a leader in national security. Together, they face mounting dangers to reveal the true traitor.
Pan Yan is a trainee lawyer of Rongke Law Firm. He and Shu Yinan, Zuo Na, and Zhu Xin Xin, who entered Rongke's internship at the same time, encountered confusion when they first entered the workplace. During the internship, they are exposed to various types of litigation commissions. As trainee lawyers, they can neither undertake the litigation entrusted by the client, nor determine the direction and strategy of the litigation, but they all hold the original intention of respecting the law, and conscientiously prepare materials and make suggestions for each litigation. Growing pains are not only in the workplace, but also in the family. How to handle the relationship with their parents is also exhausting. In the end, under the guidance and help of Lan Hong and Du Fei Yu, senior partners of the law firm, and after frank communication with their parents, they all grew up.
During the 1944 Wang Jingwei regime of the 2nd Sino-Japanese War, Lu Feng, an orphan, returns home to Shanghai after studying for two years in Japan. Unbeknownst to the world, he has been ordered to enter the No. 76 Headquarters as an undercover agent for the Communist Party. Along the way, Lu Feng encounters the mysterious Hua Xiang Yu, a capable and skilled woman who has just returned from studying abroad in America, and his old childhood friend, Huo Fei. Both individuals seem to hold secrets of their own. Time and time again, as Lu Feng strives to protect his undercover identity, he finds himself on the opposite side of Hua Xiang Yu. Slowly and uncertainly, the two circle around each other, each hoping to uncover the other's real purpose. In this time of chaos where corruption and violence dominate the world, these underground agents, can only choose to fight for what they believe is right... and, hopefully, bring about a more peaceful tomorrow.