Underbelly

Tilly Devine and her husband 'Big Jim' own Australia's largest brothel network. Kate Leigh runs a ring of speakeasies all across Sydney. The rivalry between these two crime empresses will plunge Sydney into gang war.

Vicious Melbourne come-up Norman Bruhn establishes his own gang in Sydney and starts scheming to play Kate and Tilly against one another, but dapper cocaine baron Phil Jeffs has a growing suspicion that the newcomer is pulling the strings.

Sid 'Kicker' Kelly recovers from the vicious knife attack but refuses to talk to Detective Bill Mackay, preferring to work his own brutal brand of street justice on Norman and Razor Jack. Tilly, Kate and Phil hold a war council to stop Norman and restore order to Sydney.

An unsolved murder puts Bill Mackay on the war path, raiding sly-grog saloons left and right to put the pressure on Kate and Phil - but when Kate regroups by poaching Tilly's prostitutes to sell Phil's coke on the streets, the city threatens to erupt in violence once again.

Phil Jeffs is charged with the rape of Ida Maddocks and faces the hangman's noose. Kate and Tilly start plotting potential moves while the press and the police uncover the truth behind "The Darlinghurst Outrage."

Bill Mackay, newly-appointed Head of CIB, creates NSW's first-ever drug squad to crack down on street dealers. Meanwhile, a desperate Phil Jeffs gets aggressive with Kate, leading to one of the bloodiest street fights Sydney has ever seen.

Jilted lackey Wally Tomlinson takes over Kate's sly-grog business while she's behind bars, but can't stay sober long enough to see Tilly's takeover scheme coming. Meanwhile, Nellie gets wrapped up in yet another love triangle.

Greg "the Gunman" Gaffney swears revenge on Frank Green after he assaults Black Aggie, putting Wally on edge as their personal feud escalates to full-blown war.

The Wall Street crash wreaks havoc on the gangs and a midnight attack on Barney Dalton and Wally Tomlinson has dire repercussions when one of the victims violates the criminal code of silence.

Frank Green is on trial for the murder of Barney Dalton. With Wally as the star witness, will Frank face the noose?

A new "consorting" clause gives the police the edge over Kate and Tilly, who must deal with new and old challenges - both business and personal.

Fascist movements crop up all over Sydney, putting the embattled gangs on edge. Tilly recovers slowly and faces a tough decision during her husband's trial, while Kate plots to cross a dangerous line in her battle for control.

Frank Green contemplates the murder of his old mentor. Guido gets hired to hunt down his rival. Phil Jeffs rolls back into town. Nellie must finally make a choice. As all points converge, Kate and Tilly arm up for the final showdown.