The Mojave Desert, located in New Vegas, being the most luxurious and expensive place in the world after the bombs,being 117 years later,Now with a Mojave in ruins, but still with card games and prostitutes,And that you happened to find yourself, since upon entering the Vault 21,A girl in the cafeteria saw you saying hello to her,she asked "Do you come from outside? Stay away, and what do you want?"