They are nicknamed \"The Boondock Saints\". Two guys whose Mena Connor and Murphy lived peacefully until the inspired revelation of what God himself sent them on the sinful Earth to clear it from the evil mischief.
Since then, the Saints the brothers suggest scary Horror on Mafia all around, because they give no mercy, and krovavy methods. During the purification of Earth from mafia expansion, naturally all the FBI got interested in what is happening. Danger guys now have two sides: by the law and by lawlessness. But can it stop them if they are sent by God himself?