Saint_Proverbius
Vault Senior Citizen
Sander said:But it can't have been the people from Vault 13 in the intro movie, since there was no number on the vault doors, and there clearly were numbers on the vault 13 doors. Besides,a lot of things(including the whole cave thingie) wouldn't have been possible if it were vault 13.
It was Vault 13. The number on the door can't be seen because the light is coming from behind the door and they want you to figure this out on your own.