Jonah Hex (Josh Brolin), with a long scar on his face, is a mysterious bounty hunter, an excellent gunslinger, and has the ability to communicate with the world of death. A prostitute named Riley (Megan Fox) has always loved him and is his main connection with human society. It happened that a voodoo sorcerer named Quentin Turnbull (John Malkovich) summoned an army of death and wanted to destroy the United States on his 100th birthday. Jonah Hex was ordered by the government to stop Turnbull's actions. At the same time, the old grudge between the two was revealed - it turned out that Turnbull was the one who killed Jonah Hex's family during the Civil War and left him with a scar on his face. When the enemies met, they were extremely jealous. Jonah Hex vowed to fight Turnbull to the end...