Chapter 3
by 
Stormdragon19
Which world gets the app?
Fate/Grand Order
The home of Chaldea, with servants from all across the franchise. Which lucky character gets the Custom Girl's app?
Who gets the app?
- No further chapters
- Add a new chapter
Inspired by duduvar's Custom girls stories, this story will be placing the App into fictional worlds.
Updated on Mar 19, 2026
by Dogdog
Created on Jun 17, 2023
by Stormdragon19