Рёрёс„сђ - 4 Сѓрµр·рѕрѕ 9, 10, 11, 12 Сѓрµсђрёсџ (2022)

Due to the passing of actor Sergey Puskepalis, his character, Lieutenant Colonel Proskurin, is written out as having transferred to another city, though he remains a catalyst for the team's new official roles.

The stakes escalate as the team attempts to save a man named Maltsev, who is on the verge of suicide. Meanwhile, the police conduct a major raid at a waterfall as part of the ongoing case. Due to the passing of actor Sergey Puskepalis,

In Russia, these episodes premiered on digital platforms like Wink in June/July 2024 and later aired on Channel One (Pervy Kanal) in October 2024. In Russia, these episodes premiered on digital platforms

While traveling to the airport, the team receives a mysterious envelope containing a seascape painting. Using their expert decoding skills, they discover coordinates hidden within the artwork. Upon arriving at the designated location—a local landmark—they discover a body. Lieutenant Colonel Proskurin

For the first time, Anna, Irina, Katerina, and Sonya work as an official analytical unit under the MIA, though they struggle with the bureaucracy and rules.

These episodes follow a complex investigation that begins during the heroines' journey.