Dororo falls ill with fever, and Hyakkimaru takes him to a temple for treatment. Delirious, Dororo sees some blood-red red spider lily flowers and it triggers memories of the past with his mother, Ojiya, and his father, Hibukuro. Hibukuro was the principled leader of a group of bandits, composed of former farmers, which regularly raided samurai as retribution for their loss and suffering. One day, Itachi, his second-in-command, suggested they raid a battle-weary group of Yanagimoto, but it was a trap set by Itachi, who had decided it would be more profitable to work for a samurai lord. He took Hibukuro's surviving men and crippled Hibukuro's legs...