Martina Groesbeck

Martina Groesbeck is a woman living in the Mojave Wasteland in 2281.

Background
She is a "spy" for the NCR, but unbeknownst to her, her contact is actually a Legion Frumentarii. She is being held hostage by three Omerta thugs in the basement of Vault 21.

Interactions with the player character
She appears during the quest The Finger of Suspicion, given by Vulpes Inculta at The Fort. You can rescue her by killing the thugs, completing a speech check, or by having completed How Little We Know.