In 386 A.C, the N division of the confederation was sended to help Martian for fighting against Jupiterian. 4 commander of the Legion will learn that in the solar system "the right of children" who usually protect them doesn't exist anymore. Children are considered like cannon fodder, food and nonexistent people. The Earth Federation use them has soldier for everything, the republic of Venus use them as food.
If they are not food or soldiers, mercenaries hunt them for extra money or use them in battle game with real bullets.
After the terraforming war, The kingdom of Mars asked the Confederation to give them a colony which can accommodate all the children they saved.
They choose to give them the colony "Forrusia" in the system as Epons-Heiruda.