Shepherds. The fourth campaign

Two dozen years ago, a group of adventurers decided to catch a dangerous maniac operating in the vicinity of Srednolzhsk. The righteous business ended with the fact that one of the avengers, Seryozha Rykov, the maniac grabbed himself. After the shocked, Seryozha was in a state of darkened consciousness for six months, but recovered.
The former mistress of the local criminal authority, making a large love spell for good luck in life, sacrificed a small white rabbit, lowering it into an abandoned well on the outskirts of Srednolzhsk. The ominous well took the victim, and the powerful forces came into motion ...
questions, riddles, secrets ... The unremarkable Srednolzhsk is becoming a strange city.
But secret life is seething in Moscow. Ilya Privalov learns about the existence of the secret shelters of the Chtonos underground, including near Moscow.
Ancient creatures are returning to life. A great battle is coming, and people no longer have a choice - whose side to accept