|The following is based on Fallout: Brotherhood of Steel and has not been confirmed by canon sources.|
Patty, the vault security officer, is too far gone to save from the mutant blob. Put her out of her misery.”— Quest description
While running away after the second battle with Attis, the Initiate will stumble upon Patty, the Secret Vault security officer. She followed the Initiate to initiate Vault emergency decontamination procedure but was captured by a mutant blob and now she's being eaten alive.
Patty asks the Initiate to put her out of her misery. Doing so is considered a good option.