Architect Paul Kersey embarks on a vengeful journey through the corrupt streets of New York after dark in order to hold the guilty accountable, following a brutal crime that resulted in the murder of his wife.
After Paul Kersey relocates to Los Angeles with his daughter who is suffering from trauma, things take a dark turn as vicious thugs murder the girl, upon which Kersey decides to take the law into his own hands.
Paul Kersey returns to New York City, only to face a terrifying reality, which is criminal gangs taking over the neighborhoods. He is forced to engage in a gang war by a corrupt police chief, who sees him as a tool to implement his suspicious plans.
After his girlfriend's daughter dies from a drug overdose, Paul Kersey takes it upon himself to bring down members of a Los Angeles crime syndicate to stop the drug trade.
Mobster Tommy O'Shea threatens the work of his ex-wife, Olivia who is engaged to Paul Kersey, which gives her a sense of security. When Tommy hires Freddie to follow Olivia and badly assaults her, Kersey decides to bring Tommy's gang down and take revenge on them all.