You need 60% of Science or higher
Head to Vault 15 South-east near NCR, and Talk to the women who's lost her daughter, and accept her quest and go north, make sure the girl leaves the place where she blocks a entering way to the north.
Talk to the guard in front of the house, en talk him out to let the girl go, or kill him.(It doesn't matter what)
once the girl is free talk to her mother and go next to the house north from the tent, ask the man for the key and return to the guard Die/Alive, you notice a door left from the guard, simply, use the key to Unlock the door to use the elevator and get rid of all the guards out there, go next to another elevator on the 3th Level, and kill all the guards out there again.
if you head to the west you see a computer, use that thing, and Vault 13 will be able on the Map. |