Season 3 begins on New Year’s Eve 1922-23 when the economy is soarings with intense competitions everywhere, alcohol has turned rare, and mobster activities are increasingly daring. Among this backdrop, Nucky now copes with new competition in the person of Gyp Rosetti, who draws a new powerful strategy to manipulate the alcohol circulation between New York and Atlantic City in an attempt to siphon off Nucky’s alcohol business.