The series followed life and work of police officers from the elite Criminal Terror and Murders Division of the Warsaw Metropolitan Police; the title refers to police officers in the crime section.
Mateusz Weber, Krzysztof Szczepaniak, Kinga Suchan / Karolina Charkiewicz, Anna Szymańczyk, Mariusz Drężek / Sebastian Skoczeń, Łukasz Wójcik, Anna Gajewska, Marta Król / Lidia Pronobis, Michalina Sosna / Karolina Charkiewicz, Tomasz Budyta…