| Saison 1 - épisode 1 | Episode 1 While Esenya celebrates graduation at a Moscow nightclub with her schoolmates, a sudden murder brings enigmatic investigator Meglin to the scene. | |
| Saison 1 - épisode 2 | Episode 2 Esenya's first case with Meglin takes them to Lipetsk, where she learns what he's capable of while tracking a serial strangler of young women. | |
| Saison 1 - épisode 3 | Episode 3 The disappearance of a teen girl from a rural train station leads the pair to visit a series of strange people with a common tie to Meglin's past. | |
| Saison 1 - épisode 4 | Episode 4 When young boys start vanishing in a small town, Meglin and Esenya suspect that the beloved leader of a hiking club for at-risk kids is responsible. | |
| Saison 1 - épisode 5 | Episode 5 In Troitsk, a gunman with an athletic M.O. targets the parents of young gymnasts. Esenya learns a detail about the weapon that killed her mother. | |
| Saison 1 - épisode 6 | Episode 6 Meglin challenges Esenya to use clues to piece together a psychological profile on a killer who's drugging and hanging female university students. | |
| Saison 1 - épisode 7 | Episode 7 A serial killer who murders his victims in ways symbolic of how they've hurt others decides to add a member of the investigative duo to his kill list. | |
| Saison 1 - épisode 8 | Episode 8 Esenya acts as bait to catch a cabbie who kills women lured from a Nizhny Novgorod train station. Later, she learns Meglin has history with her dad. | |
| Saison 1 - épisode 9 | Episode 9 Meglin finds a mysterious link between recent serial murders of vulnerable schoolgirls and a string of deaths involving solitary senior women. | |
| Saison 1 - épisode 10 | Episode 10 A murder investigator is found dead of a single stab wound on the doorstep of her Serpukhov apartment, killed by the suspect she was trying to find. | |
| Saison 1 - épisode 11 | Episode 11 A teen brings a rifle to school and opens fire, afterward telling police he will speak only to Meglin. Memories of a childhood trauma haunt Meglin. | |
| Saison 1 - épisode 12 | Episode 12 Esenya and Meglin are called in to investigate the mysterious disappearances of members of an opera house's board of directors. | |
| Saison 1 - épisode 13 | Episode 13 The murder of an aspiring actress-model leads the detective duo to the young woman's talent agency. Meglin gets the results of his medical evaluation. | |
| Saison 1 - épisode 14 | Episode 14 An incinerated body is found chained to an overpass in the Sergiyevo-Posadsky District. Esenya visits Olga at the psychiatric hospital. | |
| Saison 1 - épisode 15 | Episode 15 Meglin's stay at a psychiatric hospital is cut short by news that an escaped serial killer is on a rampage, leaving behind a horrific video message. | |
| Saison 1 - épisode 16 | Episode 16 Managing to escape, the serial shooter leads Meglin and Esenya on a chase to the orphanage that Meglin spent his childhood in. |

