<P> Former Lost - Causer militiaman Chris Mannix, who claims he is traveling to Red Rock as the town's new sheriff, persuades Ruth and Warren to let him on the stagecoach . Warren and Ruth form an alliance to protect each other's bounties . Mannix and Warren almost come to blows over their controversial war records . </P> <P> The group seeks refuge from a blizzard at Minnie's Haberdashery, a stagecoach lodge . They are greeted by Bob, a Mexican, who says the owner, Minnie, is visiting her mother . The other lodgers are Oswaldo Mobray, a hangman; Joe Gage, a quiet cowboy traveling to visit his mother; and Sanford Smithers, a former Confederate general traveling to put his missing son to rest . Suspicious, Ruth disarms all but Warren . As the group eats, Mannix surmises that Warren's Lincoln letter is a forgery . Warren admits this, saying the letter buys him leeway with whites, outraging Ruth . Warren leaves a gun next to Smithers and provokes him into reaching for it by telling Smithers he tortured, raped, and killed Smithers' son . When Smithers pulls a gun, Warren shoots him as revenge for Smithers' execution of black soldiers at the Battle of Baton Rouge . </P> <P> While everyone is distracted by the confrontation, someone seen only by Daisy poisons the brewing coffee . Ruth and O.B. drink it, causing them to vomit blood, killing O.B. The dying Ruth attacks Daisy, but she kills him with his own gun . Warren disarms Daisy, holds the men at gunpoint and leaves her cuffed to Ruth's corpse . Warren is joined by Mannix, whom Warren trusts because he nearly drank the poisoned coffee . Warren executes Bob, deducing that he is an impostor who killed the lodge owners, as Minnie hates Mexicans and would never leave one to care for the lodge . When Warren threatens to execute Daisy, Gage admits that he poisoned the coffee . A man hiding in the cellar shoots Warren in the genitals . Mobray draws a concealed gun and shoots Mannix, who returns fire, wounding Mobray and forcing Gage against the wall . </P> <P> Hours earlier, Bob, Mobray, Gage, and a fourth man, Jody, arrive at Minnie's Haberdashery . They murder Minnie and five other bystanders, leaving only Smithers . Jody, Daisy's brother, tells Smithers they plan to ambush Ruth to rescue Daisy; his gang will spare Smithers if he keeps quiet, as they deduce that an extra lodger makes the setup more believable . The bandits dispose of the bodies, hide the evidence, and conceal guns around the lodge . As Ruth's stagecoach arrives, Jody hides in the cellar . </P>

Who poisoned the coffee in the hateful eight