Phyllis

Phyllis is the assistant to Dr. Troy. She can be found on the ground floor of Vault 8 in Vault City. She can help the main character with several things.

Donating Sperm
You can talk to Phyllis about the dearth of children in Vault City. With a Perception of 6 and a Doctor skill of 75%, you can convince her to talk to Dr. Troy about the potential of sterility in the population. You will get 300 XP for doing so. If you are male, you can donate sperm to help improve the genetic diversity of Vault City. Ask for a magazine to get a Cat's Paw. Your XP reward depend upon your Intelligence.

Dating Phyllis
If you are male, you can date Phyllis provided you meet her qualifications. You must have the following
 * Charisma of 9
 * Charisma of 6 and Speech skill of 75% or more
 * Charisma of 6 and one of the following Perks: Sex Appeal or Karma Sutra Master

You get 100 XP and a very boring evening.

See the world
You can convince Phyllis to see the outside world by talking about the "similarity of citizens". You get 300 XP.

Appearances
Phyllis appears only in Fallout 2.