While Nucky (Steve Buscemi) enlists heavyweight champ Jack Dempsey (Devin Harjes) to promote the wireless broadcast of his upcoming fight, Jimmy (Michael Pitt) faces a decision that could shape the future of Atlantic City. Margaret (Kelly Macdonald) travels to Brooklyn for a bittersweet reunion with the family she left behind in Ireland. Irked by the arrival of Daugherty's (Christopher McDonald) new federal prosecutor, Esther Randolph (Julianne Nicholson), Nelson (Michael Shannon) weighs his options as his personal and professional problems converge. Badly in need of support, Lucy (Paz de la Huerta) visits an old flame for a handout. Owen (Charlie Cox) settles one score, and sets his sights on a new conquest.