Moira Kelly has come home to Boston to celebrate St. Patrick's Day at the family pub, but soon confronts an undercurrent of danger as talk turns to politics. She's caught in the clash between the convictions of her new boyfriend and the anger of her old flame, who is unexpectedly in town. When suspicious events at the bar turn into cold-blooded murder, she doesn't know who to trust. There's a conspiracy that threatens to bring forth the violence and hatred of a different time and place, and Moira discovers that a generation is not long enough to soften the desire for revenge.