In a dystopian Detroit, abandoned brick mansions left from better times now house only the most dangerous criminals. Unable to control the crime, the police constructed a colossal containment wall around this area to protect the rest of the city. Undercover cop Damien Collier is determined to bring his father's killer Tremaine to justice and every day is a battle against corruption. For Lino, every day is a fight to live an honest life. Their paths never should have crossed, but when Tremaine kidnaps Lino's girlfriend, Damien reluctantly accepts the help of the fearless ex-convict, and together they must stop a sinister plot to devastate the entire city.