Tae-su turns his gangster life around when he learns where the real power lies. However, once he becomes a prosecutor, he is disillusioned by the unglamorous life of low-level prosecutors. By chance, he is taken under the wing of Han Kang-sik, the prosecutor with absolute power, and experiences the extravagant lifestyle of the top 1%. Driven by an insatiable hunger for power, Tae-su gets more entangled in the political game only to see the cruel truth behind it.