By a twist of fate, Sweetwater, the isolated settlement of Irishman Brett McBain, becomes a magnet for beautiful widows in black and notorious desperadoes alike. As a result, unscrupulous gun-for-hire Frank tries every trick in the book to fulfil the aspirations of Morton, his terminally ill railroad magnate boss. Meanwhile, Harmonica, a taciturn stranger with a lightning-fast right hand, has set foot in the dusty town. As greed and ambition put everyone's already fragile allegiances to the test, hidden personal agendas become a health risk for everyone involved--especially when the past comes back with a vengeance. So, the question remains. Can there be redemption in revenge?