A shadowy society known as "Golden Cross" dominates the Korean economy and marketplace with its deep connections and financial power. Prosecutor Kang Do-yoon gets entangled into their dealings when one of their plots gets his beloved sister murdered, a crime for which his father then gets framed. Do-yoon vows revenge on Seo Dong-ha, the powerful man behind the organization, but complications arise when he learns that Seo is the father of the