The domestic political ecology of the United States is complex, with fierce partisan disputes and intricate conglomerate forces behind it. At the same time, in international affairs, the hegemonic behavior of the United States has caused dissatisfaction in many countries, and the international situation is undercurrent. The protagonist Li Yang is originally a super agent from a mysterious Eastern organization. Due to a series of actions by the United States that endanger world peace and national interests, he is sent by the organization to perform an extremely secretive and arduous task - to become the president of the United States undercover, change the direction of American decision-making from within, and maintain world peace and fair order.