Officers from the Homicide Department of the Warsaw Metropolitan Police confront violence, death and the dark aspects of human nature every single day. Joining seasoned detectives Banaś and Jóźwiak is Tamara Rudnik, a young, ambitious police officer. Right from the start, she is thrown into the heart of the brutal Warsaw underworld, where the lines between good and evil often blur dangerously. As each investigation raises more questions than answers, the officers must face not only ruthless criminals but also their own inner demons.