Power of the sword

Middle of the XVII century. Restlessly on the northern Russian borders: the new Swedish king Karl Gustav is rapidly coming along the coast, threatening to turn the Baltic Sea into the inner “Swedish lake”. Sovereign Alexei Mikhailovich understands that a new war with the Swedes cannot be avoided ...
Nikita Petrovich Buturlin, a small Russian nobleman, is very preoccupied with his own life. His farm has long fallen into decay, there were only faithful slaves and intrigues with a powerful neighbor because of the Earth and the Forest Lake. In order not to abyss at all, Buturlin is engaged in the pilot of the pilot-he drives merchant ships on the Neva River to the Swedish city of Nien. There, in Nien, one girl lives that Nikita likes so much ... However, is they destined to be together? Moreover, the war is about to begin, and Buturlin has already received from the governor himself, Prince Pyotr Ivanovich Potemkin, a very important and dangerous task related to the Nyenshants fortress