From the introduction:
Dream System is a Narrative Roleplaying Game. The goal is to create an entertaining story with your friends.
The game is published as four PDF files:
London by Moonlight (Dream System design update); The Electric Masquerade Cold Open; Comments on A&E
London by Moonlight (Dream System design update); Comments on A&E #521.
Goodbye Manny (passing of a pet); Dream System is Now Luna System (announcement); Roll20 (playtesting London by