After tracking down a liquor thief, Nucky and Owen end up spending a long night hiding out from the Feds with the precocious perp. In his boss' absence, Mickey makes a routing call that will have far reaching consequences. Margaret encounters a familiar face while promoting Dr. Mason's classes at the new woman's clinic. In Chicago, Capone's feud with O'Banion heats up.

After being detained in Washington by Daugherty's men, Nucky approaches his one time nemesis, Esther Randolph, and later entertains an intriguing proposition from Gaston Means. In Atlantic City, Margaret copes with Teddy's demons while Owen investigates a suspicious fire; Gillian feuds with Lucky and finds a surrogate for Jimmy; and Richard connects with a vet and his daughter.