Kim Seong-jun, whose stable life as an ordinary office worker is shattered by the 1997 Asian financial crisis, transforming him into the king of the global counterfeit market as he navigates unemployment, steps into the shadowy world of counterfeiting, and rises to become the vice president of the notorious 'Saemmul Market'—a bustling hub of illicit trade—using his exceptional intellect, quick adaptability, and fierce ambition to dominate not just South Korea but the international counterfeit scene. His former lover, Song Hye-jeong, is a special judicial police officer tasked with cracking down on counterfeit goods, engaging him in a tense game of pursuit.