The tension peaks when Shefner catches Sonya searching through his personal belongings. Character Arcs in Season 4
Just as Petr Natanovich joins the investigation, Volynin's body disappears from the morgue. While this causes panic for Korzun, Katerina views it as proof that the death was a calculated murder rather than an accident. The tension peaks when Shefner catches Sonya searching
She struggles with a secret pregnancy by Letnev, which she hides from her peers. She struggles with a secret pregnancy by Letnev,
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. While the third season aired in late 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.
This season focuses on how the women adapt following the departure of Lieutenant Colonel Proskuira (played by the late Sergei Puskepalis).