Ancient. Background. The book is fifth. Time is strong in spirit

Five hundred years have passed since the end of the second Great Asssa. The destroyed hails and estates have long been rebuilt, the injured planets are cleared of poisonous substances, scorched forests are naked under the very heaven, and the fallen in battles have long been revenged.
The military race does not have more serious things inside the line, but the squadron of covering the star of the star Yarilo has enough trouble every day. The squadron is forced to keep in the strictest secret the existence of a whole solar system inhabited by a billion of cheerful, curious and excessively active representatives of civilian castes.
And here are still civilians seeking ways to stay in the Galaxy of low energies, refugees of low-energy races climb abroad, in the neighboring galaxy the emissar of the dark burn whole solar systems, and the harmonious beauty disappears during the usual flight to the neighboring system