A group of friends and business colleagues were relaxing on the shore of the lake, when suddenly one of them was dragged into the water by Mavka. The comrades are convinced that it was their colleague who drowned two weeks ago. Krestonostsev considers this fiction, but Morozov, on the contrary, as always, is convinced of the opposite. He even finds a like-minded professor who involves him in an experiment to revive a drowned man...

The Crusaders are assigned to deal with a mysterious incident in the Adamovich family castle. It seems that the ancestral curse is to blame for everything: here, in every generation, someone died a terrible death, and before that, a ghost appeared to the unfortunate. And now they saw him again! Perhaps new victims will not take long to wait, especially since criminologist Alexander Morozov sees the evil spirits...

A real monster from urban legends, nicknamed the daughter of Lolita, has settled in an abandoned mental hospital. This is the supposedly unborn daughter of an offended woman who takes revenge on everyone who disturbed her peace. One of the victims turns out to be a relative of a colleague of Krestonosev, so the special department for the investigation of occult affairs immediately joins the work. Meanwhile, the department's staff is beginning to suspect that Konstantin Krestonostsev is Faust...

An ordinary walk through the city at night turns into a tragedy for a couple of Petersburgers: a young man is picked up by a black, black car. And this is not the only incident that exactly reproduces the plot of a children's horror story. The Crusaders will once again have to deal with a series of mystical crimes. As for the development of Faust, Konstantin decides to delve into archival affairs in order to find clues. However, this has to be done with great care, because someone in the office is watching his every move...

There is a strange incident at the Old Believers cemetery. A group of young people wandered through the churchyard in the dead of night and saw something that one of the girls still can't come to her senses. During the investigation, Crusaders and his team learn the legend of the Watchman who guarded the cemetery from diggers a long time ago. They burned him alive, but soon died themselves under unclear circumstances. There is a version that the Watchman continues to take revenge on the treasure hunters of the churchyard. Meanwhile, Krestonosev continues his personal investigation into the Faust case. He is convinced that Faust is one of his own kind...

After the death of Konstantin Crusaders, an oppressive atmosphere prevails in the department that he headed. Moreover, they plan to appoint the "eternal duty officer" Anton Shchetkin as the head of the group, who is beginning to be persistently interested in the materials on Faust collected by Krestonosev. The situation in the department is being changed by a new task assigned to Morozov and Masha. A manhole with an ominous inscription is found in the building of an ancient manufactory. And, as it soon turns out, these words will turn out to be prophetic...

The game of Faust against the Crusaders is reaching a new level. The mysterious villain's men kidnap Masha. Faust promises to release the hostage if Constantine solves three of his riddles. One case is more complicated than the other: missing scientists, the Hand of Death, and an elusive ghost... Will the Crusaders be able to win? And at what cost?

The staff of a private museum in the center of St. Petersburg, whiling away the evening, decided to evoke the spirit of Count Sutugin, the former owner of the local lands. He came, and at the same time, inexplicable and tragic consequences did not take long to come. Witnesses of the incident are convinced that the curse of the Sutugin family is to blame for everything: the count promised to come from the other world and punish his descendants, but there is such a person in the museum circle. Will the count's invisible hands get to him faster than Crusaders and his team will solve this case?

An unheard-of incident in a small regional town. A necromancer known in occult circles revived two corpses: one of them killed an influential guest who was present at the ceremony, after which both of the revived dead disappeared. Soon, something happens in the village, after which even skeptical local police officers will begin to believe in the afterlife... As for the Crusaders, as he investigates, he finds more and more evidence that his archenemy Faust is behind the case.

Magician and healer Merlin is found dead in his apartment. Before his death, he received a threatening voice message, the sender is unknown. At the moment of examining the scene, a bomb flies through the window... However, the teamwork of the main characters is bearing fruit. And even Morozov, who stubbornly believes in otherworldly forces, begins to anticipate the steps of a cunning criminal...

A series of strange deaths are taking place in the new Karpaty country hotel. Rumor has it that this is how the curse of the past inhabitants of this place, Romanian vampires, works. One of the victims was stabbed in the heart with an aspen stake... The Crusaders, as Konstantin's team is called in the department, go to the hotel: Masha gets a job as a maid, and Morozov settles there under the guise of a tourist. Meanwhile, Crusaders are haunted by his long-time enemy Faust, who invisibly monitors the work of the department.

An ominous incident at a hunting base near Vyborg. A group of classmates gathered to celebrate a friend's birthday. In the midst of the fun, one of the guests disappeared, and the circumstances of the disappearance, sounds, and footprints indicate only one outcome: he was picked up and dragged away by a bear. Krestonostsev does not believe in this version, but there is one nuance in the case. A participant in the events of that night was recently on an African safari, where he was bitten by a wild animal, and the old-timers warned that it was a werewolf...

After the brilliant disclosure of the zombie case in the secret department where the Crusaders serve, they create a special unit of the COPROD - a Special department for the investigation of occult affairs. The group faces a new challenge: to deal with a witch's curse that has ruined an entire family. And while Crusaders and Masha are interviewing witnesses, Morozov, without the knowledge of the leader, goes to the witch herself, who brings corruption on him...

In a small village near St. Petersburg, a strange murder occurs, the civilian wife of the deceased claims that it is the work of zombies... The evil spirits even lit up on surveillance cameras. The case is assigned to Konstantin Krestonostsev, a specialist in occult affairs, who is confident that all cases from his practice have a rational explanation. He had just single-handedly uncovered a gang of killers operating under the guise of a sect. Although Krestonostsev is used to working without assistants, his superiors have different views, and now charming psychologist Masha and forensic scientist Morozov, who firmly believes in mysticism, are subordinate to Konstantin. Upon arriving at the crime scene, they discover open graves and the escaped dead...