Рёрёс„сђ 4 Сѓрµр·рѕрѕ 7 Сѓрµсђрёсџ 2022 -

While the third season aired in late 2022, the 16-episode fourth season premiered on streaming platforms like Wink and Kinopoisk in March 2024 and on Channel One in October 2024.

The season follows the series' established structure, where every four episodes typically cover one major criminal case. Шифр (телесериал) - Википедия While the third season aired in late 2022,

The tension peaks when Shefner catches Sonya searching through his personal belongings. Character Arcs in Season 4 Character Arcs in Season 4 She faces domestic

She faces domestic pressure from Georgy’s mother, who is actively trying to force her to leave their shared apartment and divorce her husband. While the third season aired in late 2022,

Continues to balance her analytical work with complex family dynamics, often leading the group's tactical efforts. Production Details

This season focuses on how the women adapt following the departure of Lieutenant Colonel Proskuira (played by the late Sergei Puskepalis).

Sonya infiltrates Shefner’s apartment looking for a connection to the victim. She discovers missing military books from Volynin's home and a note in Shefner’s diary confirming a meeting with him on the day he died.