And They Lived Long and Happily

Koshchey and Vasilisa have been married for many years. At home, their Dobermans Hugin and Munin are waiting, while at the West Siberian Department for Supervision of Magic and Magical Migration, there are new tasks and problems: sometimes a brother and sister, having lost their witch-mentor, will unexpectedly show up, and sometimes European colleagues will arrive for an experience exchange...
Koshchey and Vasilisa are happy in their marriage. But behind each of them are their own secrets and mistakes. And when the past unexpectedly comes knocking at their door, will they be able to trust each other?..