Mysterious murder in autumn Sofia. It appears to be the work of a psychopath, and the manner of the perpetrator is vaguely familiar. Inspector Kamen Petkov and his colleagues from the "Investigation" Department of the Ministry of Internal Affairs immediately tackle the unraveling of the case, but instead of getting to the truth, they open the door to a labyrinth in which the past is more alive than the present, and friends are more dangerous than the enemies. And in the deepest shadows of the labyrinth, someone without a face is pulling the strings of policemen and criminals, of the guilty and the innocent, of the living and the dead...
"Past Imperfect" is a criminal psychological novel based on the cult Nova TV series "Investigation" Department - a story from words that expand the world of the characters on the screen and allow the reader to peek into their innermost thoughts.