Former Montana marshal Seth Bullock starts a hardware business for miners, and the arrival of Wild Bill Hickok creates a stir. Meanwhile, a corrupt saloon owner brokers a land claim for a wealthy New Yorker.

Calamity Jane helps Doc protect a young girl who survived a recent massacre. New Yorker Brom Garret realizes he may not be cut out for prospecting. Dan mulls over a difficult order from Al Swearengen.

Believing he's been duped, Brom Garret threatens to call the Pinkertons on Swearengen. Star and Bullock finally reach a deal on their hardware-store property. A new gambling outfit arrives from Chicago.

Alma asks Hickok to investigate the tragic fallout of her husband's gold claim purchase. McCall plots revenge after being humiliated at poker. Charlie Utter departs camp for Cheyenne. Doc Cochran makes a house call to the Bella Union.

The town buries its most famous casualty while the man responsible is tried in Swearengen's saloon. Trixie helps a widowed Alma care for an orphan. Doc warns of an impending epidemic.

Bullock's vigilantism makes new enemies. Utter returns to Deadwood to say goodbye to an old friend. Teenage siblings arrive on a quest to find their father. Alma holds on to her late husband's claim despite another offer from Farnum.

Swearengen's deteriorating health worries his employees. Alma ponders a real-estate move after surveying her operation. A mining-company agent makes his presence known. Maddie lets Joanie in on a secret about their first client.

Alma fires Miss Isringhausen as her ward's tutor. Bullock struggles with domestic life. Cochran suggests a risky surgical procedure for an ailing Swearengen. Dority deals with a former associate's robbery proposal.

Doc Cochran advises Dan and Johnny how to help Swearengen's recovery. Thriving business at a new brothel leads to a startling discovery by Tolliver. Merrick gets a scoop from Yankton about gold claims. Bullock's badge comes in handy for Commissioner Jarry.

Merrick gives a schoolteacher a tour of the camp. An influx of Chinese labor enters the workforce. Swearengen is finally able to honor appointments. Alma suggests the idea of a bank; and Bullock insults the owner of a gold claim.

Alma and Bullock discuss the camp's financial future. Swearengen shares news about an important visitor. Wolcott seeks to make a deal with Utter involving Wild Bill Hickok's last letter. Tolliver relies on Lee's expertise.

Wolcott reports his gold-claim acquisitions to his employer, George Hearst, and Nuttall shows off his new bicycle. Meanwhile, Miss Isringhausen reaches an agreement with Swearengen, who also meets with Bullock to discuss alternatives to annexation.

Wolcott draws Utter's ire during the questioning of a suspect. Merrick is overzealous in re-establishing his newspaper. Fields and Hostetler have little luck with a wild horse. Swearengen alters his agreement with Miss Isringhausen.

Cochran's ominous prognosis puts the camp on alert. Smallpox survivor Andy Cramed returns as a minister. Swearengen asks an unlikely pair to pull a scam on Commissioner Jarry. Martha Bullock has second thoughts about staying in Deadwood.

Jarry worries that Bullock and George Hearst will side with Montana on the annexation issue and a showdown looms between Wu and Lee. Andy Cramed holds his first religious service, though he doesn't count on Tolliver's participation.