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Detectives Ivan Lucic and Nell Buchanan arrive in Nulla to investigate the beheading of local miner Jonas McGee. They find themselves up against combative local police, hostile locals and a missing head.

Ivan and Nell finally catch up with Stanley. Nell gets a disturbing call from Phelan and Ivan is pulled into the dark underbelly of the town.

Nell gets into a tight spot and is leveraged by Phelan. Ivan has a strange encounter with The Third Row and he and Nell make an explosive discovery at the Dead Tree.

Nulla Day descends into chaos. Suspicion falls on David. Nell and Ivan discover who left Ivan at the Dead Tree.

Ivan and Nell finally discover the true identity of the ratter, The Mayor lashes out and David loses control.

While Nell closes in on Jonas' killer, Ivan is summoned to the Iron Ring to pay his debts. (Final)