About the book: 2020 / Yaroslav is trying to feverishly prepare the Nest for new challenges and repel them. After all, the Vikings and Khazars are licking their lips at this settlement more and more often. And more and more they want to, if not capture it, then destroy it. It becomes too much of a tasty morsel every year. Will our hero cope? Will withstand the stormy sea of ​​the 9th century?