S4 Ep 7: William Wilson
Eli confronts Nucky after Willie makes an unpopular decision. Margaret has a surprise encounter at her job. Joe Masseria orders Lucky Luciano to deal with Vincenzo Petrucelli. Gillian goes cold turkey. Al Capone tries to get Johnny Torrio to turn on rival gangster Dean O'Banion. Valentin Narcisse exerts his control over Dunn Purnsley and the Northside.