A woman named Riley North faces an unthinkable tragedy when her husband and daughter are brutally murdered in a drive-by shooting by members of a drug cartel. Seeking justice, Riley witnesses the corruption and flaws in the legal system as the perpetrators are set free. Devastated by this miscarriage of justice, Riley disappears and dedicates herself to rigorous physical and mental training, preparing to take matters into her own hands.

Several years later, Riley returns with a single-minded determination to bring down those responsible for her family's deaths. Transforming into a relentless force, she systematically targets the cartel members and the corrupt officials who protected them. Her quest for vengeance draws the attention of law enforcement and the criminal underworld, as they scramble to figure out her next move. Her actions spark a public debate about justice and revenge as Riley's path to retribution leaves an indelible mark on everyone involved.