Multiple Nebula and Hugo award winner Greg Beer continues the events of the novel Eon, returning to Earth devastated by nuclear war. The team operating the asteroid ship stopped the Dzhart attack along the corridor, separating the asteroid from the Path - an endless corridor passing through many universes. After this, the asteroid ship entered Earth's orbit, and the citizens of Hexamon begin to provide assistance to the surviving earthlings. In a parallel universe, on Gaia, Rita Vascaiza, the granddaughter of Patricia Vasquez, continues to search for a dimensional gate that will lead her to Earth, in this the queen helps her. But events do not develop as planned.