In 1970s South Korea, follow two men on opposite sides of power — one driven by ambition, the other by justice. As their worlds collide, greed, loyalty, and survival intertwine in a battle that will shape a nation.
Yoo Eun-ho, a single dad armed with perfection, becomes the secretary of Kang Ji-yun, the CEO of a popular headhunter company, who doesn't do anything except work.