The story revolves around Hope Emerson, a solitary shooter and the offspring of the famed gunfighter, Peace Emerson. Hope has a unique gun technique called the Spot Burst Shot, which involves firing multiple rounds rapidly while simultaneously fanning the revolver's hammer.
After defeating Hans "Grim Reaper" Giles, a notorious gunslinger, in a duel and miraculously surviving a gunshot thanks to his bulletproof jacket, Hope gets entangled in a mysterious conflict. Hans was a member of the Crimson Executioners, a private mercenary group trained by millionaire Phillip Crimson.