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

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.

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. In Russia, these episodes premiered on digital platforms

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. Due to the passing of actor Sergey Puskepalis,

The 4th season of the popular detective series (The Cipher) was released in 2024. Episodes 9, 10, 11, and 12 comprise a significant arc of this season, featuring the four protagonists—former military intelligence specialists—working within a newly formed official analytical department of the Ministry of Internal Affairs. Episode Summaries (9–12) Episode Summaries (9–12) While traveling to the airport,

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.

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.