Retired agent and private detective Robert McCall (Denzel Washington) kills all directions and writes the final chapter on the road to revenge. He has given up his life as a killer for the government and has been trying to reconcile the terrible things he has done in the past, finding a strange solace in his heart while doing justice on behalf of the oppressed. In southern Italy, Robert finds out that his new friend is being controlled by crime bosses. As the incident becomes deadly, Robert knows he has to fight the mafia to protect his friend's safety.