From the introduction:
[War Storm is a] role playing game based on Henry Darger's The Story of the Vivian Girls, in what is known as the Realms of the Unreal, of the Glandeco-Angelinnian War Storm, caused by the Child Slave Rebellion.
In this game you play a recently escaped band of child slaves. Your adversaries are the Glandelinians who are trying to enslave you. They are adult men with rifles, horses and canons. Your allies are adults who live in the Christian state of Abbiennia. Gigantic creatures known as Blengigomeneans, or Blengins, roam the wilderness and takes sides as they choose.
This game was designed during the afternoon of Thursday August 26, 2010.
The game document includes a one-page, print-and-play character sheet.