Will Only War work for a WW2 game or is there a better alternative? More narrative than crunch-heavy, but still not necessarily in the style of PbtA/DW.
Do you want Come and See WW2 or Saving Private Ryan WW2?
GURPS
Ballad of the Laser Whales
>>51360469
Uh, more like this WW2:
https://www.youtube.com/watch?v=CKeWY9URd-k
>>51359560
It will work pretty well.
But Gurps is perfect for modern settings, including ww2.