The dark side of morality kicks in with a squad of detectives who dish out a draconian style justice towards criminals and evil people that deserve it. It is wrong in the laws eyes, but it is right to the victims and to them.
Follow a squad of detectives who risk their own lives and careers in order to dish out their own ideas of what proper justice looks like towards criminals and people they believe to be evil. It may be wrong in the law's eyes, but it's right to the victims and to them.