Finance genius Jang Taeho loses everything in a failed scheme. Seeking refuge from those he defrauded, he's plunged into the criminal underworld where he navigates the hierarchy of a beggar's mafia to regain control of his life.

Jang Taeho, a finance genius, fails in a financial scheme, leaving him with nothing. Pursued by those who lost millions in the failed scheme, Taeho is forced to hide in the underworld. At the bottom of life's pyramid, he will learn about the beggars' mafia-like world and their hierarchy, which Taeho decides to climb to take back his life.—benjamin perez