Ultimate Firepower: King of the Underworld

Beneath the everyday world churns a brutal underworld where government agents hunt in darkness and corporate hitmen settle blood debts in silence. Gao Yi crashes into this shadow realm armed only with his fists—lethal within three paces, but outmatched by guns beyond. Defeated by firepower, he makes a choice that will shake the entire underground: if you can't beat them, become them all. Mastering every deadly trade, he rises as the Assassin King among mercenaries, the Agent King among killers, the Intelligence King among arms dealers. In a world where money buys empires and bullets write laws…