Vincent walks away from his legendary reign as the Iron Crown crime boss after an assassin takes his wife's life, choosing to raise his baby daughter Nora under the quiet guise of a dockside watch repairman. Decades later, Nora prepares to wed into a prominent dynasty, unaware her arrogant fiancé despises her humble roots. On their wedding morning, the groom beats Nora and shoves her off a terrace, leaving her critically injured right at Vincent's feet.
The sight of his child in critical condition awakens the dormant underworld sovereign, prompting Vincent to summon thousands of hardened soldiers across the city. As corrupt tycoons and crooked syndicates realize the harmless craftsman they insulted wields total dominion over the metropolis, Vincent dismantles their empires piece by piece. He races to safeguard the medical specialist capable of waking Nora while extinguishing his wife's killers for good.
