Верховья Стикса

From Author Wars - https://authorwars.com/books/verkhovia-stiksa-3230912.html

Overview:

Title: Верховья Стикса
Author: Михаил Атаманов
Year: 2017
Type: Novels
Series: Тёмный травник / The Dark Herbalist
Number in Series: 3

Variant Titles:

2018. A Trap for the Potentate