Tale of a lone gunman named Hope Emerson, the son of legendary gunfighter Peace Emerson. Known for the Spot Burst Shot, a technique that involves the firing of multiple bullets at a rapid pace while fanning the revolver's hammer.

Emerson gets drawn into a mysterious conflict when he defeats a gunslinger named Hans "Grim Reaper" Giles in a duel after surviving a gunshot due to his bulletproof jacket. Hans had been part of a private mercenary force known as the Crimson Executioners, raised by millionaire Phillip Crimson.

Ordinary high school student Satoru Ikaruga, while he doesn't look like it, happens to be a genius vehicle user, kinda like a MacGyver of vehicles. And he's extremely good with all vehicles, jet skis, trucks, fighter planes. If you can name the vehicle, he knows how to work it. Ikaruga works as a vehicle expert for a multinational specialist organization called the Almighty Support Enterprises (ASE) while trying to maintain his high school life as much as possible.
(Source: MU)