: The episode delves deeper into Chayanov's reputation as a top investigator and the pressure he faces to solve the case despite the high-stakes environment of Soviet-era law enforcement.

: The youngest son, who was the only survivor of the attack, remains a critical but traumatized source of information.

(The Calling) is a Russian crime drama series released in 2023. Set in Moscow in the mid-1980s, the story follows Vladimir Chayanov, a senior detective at the Moscow Criminal Investigation Department (MUR), as he handles high-profile criminal cases. Summary of Episode 4

: Chayanov’s team continues to piece together the events leading up to the murder in the family's apartment.