Instead your body is dug up and brought to a nearby doctor who performs something of a miracle by reviving you and getting you back on your feet.
Your ambushers bury you in a shallow grave and go on about their business, believing the story ends right there for you. You are a courier in what remains of Nevada, on a job when you are suddenly ambushed and shot in the head. Let us crack open a Nuka Cola together and see if that natural fit is real or a horrible mutation.
Obsidian have a lot of former Black Isle staffers who have a very personal history with the original Fallout games, so it would seem to be a natural fit. But since they were busy making another game ( Elder Scrolls V pretty please Santa…) they contracted out to the people at Obsidian Entertainment. When Fallout 3 proved to be a success, Bethesda decided to release a second game based on the Fallout 3 version of the Gamebryo engine. They set the game as far away from the franchise’s roots as possible in order to be able to tell their own story.
When Bethesda went and purchased the rights to the Fallout franchise, they decided to set their game in the Washington DC area.
