Witch's Guide to Monsters. Book 2. Black Nights

In Chernograd, something is amiss. Witch Kosara had hoped that now, when magic returned to her and she became the owner of twelve shadows, everything would go back to normal... But ominous events follow one after another. In the city-fortress surrounded by a... magical Wall, a fierce frost reigns, despite it being summer. The owner of a luxurious salon on Main Street is found dead, without a head and both of her shadows. Monsters that should only appear in the Dark Days following New Year have been spotted. Cracks are appearing in the sky. The barrier between the worlds of humans and monsters is about to collapse ahead of schedule, and Kosara begins to suspect that the cause lies in her own actions... Meanwhile, on the other side of the Wall in Belograd, police officer Asen is searching for a single clue in his last case. He obtains an invitation to a secret auction of magical artifacts and somehow ends up directly in the dangerous, monster-infested Chernograd...