He came from our world... They called him... Sorcerer! Oleg Seredin only agreed to accompany a merchant with a small train to the river, but in the end he had to fight with warriors who were interred hundreds of years ago, and fight with a sorcerer of the harsh northern lands and find a comrade from the retinue of the great Veles. The fourth novel in the “Sorcerer” series, Slavic fantasy.