In 1829, Nikolai Gogol, an aspiring Gothic writer with supernatural abilities, joins forces with a detective to investigate a series of murders.
S01:E01 - An Unexpected Case
By chance, Detective Guro stumbles upon a case where the junior law clerk, Nikolai Gogol, is experiencing a seizure. Turns out, these experiences include powerful crime-solving visions. Impressed by this supernatural ability, Guro invites Gogol along for his next case, where a number of innocent women have been murdered in a small remote village by an evil entity: a mysterious horseman.
S01:E02 - The Otherworld
As Gogol takes over the investigation, a new case arises in the midst of chaos. Oksana explains the scope of Gogol's power, but warns that his love for Lisa may stand in the way of taking full advantage. Along with the locals, Gogol finds a connection between the new case and the horseman. Guro's chest is unlocked, only to find that Lisa may be in terrible danger.
S01:E03 - The Blood Flower
Gogol attempts to convince Lisa she's in danger, but her husband Alexey assures her safety. Oksana shows Gogol the origins of his power. As tensions begin to rise, Oksana pays Lisa a surprise visit. With more of the horseman's evil deeds at play, Gogol discovers the origin of the blood flower, along with a significant piece in his killings; he only murders on feast days.
S01:E04 - The Curfew
A curfew is issued in the village as more and more young girls go missing within a matter of days. Gogol begins to take control of his visionary power. A cult of animal, mask-wearing elites have brainwashed many young and innocent women. With help from local police, Gogol infiltrates the masquerade and discovers new evidence. Lisa confesses her love for Gogol.
S01:E05 - The Tail of Dikanka
A seasoned detective rummages through Gogol's notes. Vakula, a religious man, pleads with Gogol for his daughter, who was born with a tail. Gogol suggests to seek aid from the Doctor. The old detective's devices are sought out, but he is underestimated by the local police. He accuses Gogol of being the horseman, but this accusation is short lived.
S01:E06 - Viy
The horseman's bloody marking begins to across the village, causing hysteria among the people. A ritual murder is carried out by a dark worshiper, who is later trapped and taken into police custody. Gogol plots a way to stop the horseman from killing Lisa. In a leap of faith, Gogol trusts the dark worshiper, in the ancient chapel, to summon Viy; the most powerful creature of the otherworld.
S01:E07 - Revelation
Gogol's revival only causes greater uproar in the village and the police chief accuses him of all the murders. Alexey makes an offer that Oksana cannot refuse. On the brink of death by hanging, Gogol is saved by a few unexpected heroes. A new vision leads Gogol and company to Alexey's estate, where the true horseman is revealed.
S01:E08 - A Terrible Vengeance
The origin of Lisa's tragic fate is revealed. Guro confronts her for the sake of his organization, seeking the knowledge required to bring forth immortality. Lisa's sister arrives with a vengeful vendetta, sealing her fate with the dark lord. Gogol puts his experiences to paper, which gains the attention of many revered writers.