Letters to a G. I.
Wherein Derek is the military, and Stiles gets paired with him in a Military pen pals program.
- Part 1 of Letters to a G. I.
All the letters Stiles and Derek write to each other from Fate Knew Better. You could probably read this without reading the original story but this is in no way a story of its own nor does it have any sort of proper ending.
- Part 2 of Letters to a G. I.