Piper is one of the earliest human companions you can get. You'll first find her outside the gates of Diamond City. You can get her as a companion by completing her sidequest Story of the Century.
Extra skill/ability
- Not really an ability but Piper will interview random NPCs which leads to unique dialogue you'll otherwise won't hear/ encounter without her.
- Piper will randomly give the player snacks and drinks when talked to.
Approval
- Kind, generous, helpful choices
- Lockpicking unowned containers and doors
Disapproval
- Greedy and violent choices
- Meek choices
- Murder and stealing
Max Affinity Perk
- Gift of Gab: Gain x2 XP for successful speech checks and discovery of new locations.