Set several thousand years after Triphane's creation, the world is at peace. Triphane and Advent have established themselves as peacekeepers after the disappearance of the Crystal Gems. They have fought many things, met friends new and old. Now, a new danger arises. Hardystonite, one of their newer antagonists, has been planning something. Something that would change the world.

Homeworld, many years ago. The rebellion is coming soon. Two scientists are given the task to create something that will shape the way the war goes. The pieces set in motion will change everything, and will bring about great sadness to all who knew the story. This is the beginnings of Triphane