Saints City. An island community where everything appears idyllic. But in the city s underworld, Lord Magnus and the dreaded Gangster Federation spread crime and corruption. Daniel Stone is a teenager grieving for his father, battling the Payne Brothers' Street Gang and trying to impress Kelly Montgomery, heiress to the city s most powerful firm, the Montgomery Corporation. Stone learns how the Montgomery Corporation has developed a pharmaceutical weapon in secret that can alter criminal minds to stop them reoffending. This discovery shapes his destiny and transforms him into the Black Mamba, a professional mercenary who hunts down and brings to justice the worst of society.