A special department is a special unit where the best of the best work. This is the elite of detectives. They investigate particularly serious cases, which include sexual crimes. Every day the main characters face maniacs, murderers, rapists. Their task is to clear New York of this rabble.
Thanks to the heroes of the series, brave, honest and determined employees of the department, justice is being restored in the city. Criminals are punished for their actions, and civilians have a chance for a normal quiet life, in which it becomes at least a little safer. But this is just a drop in the ocean, and the heroes have to endlessly investigate crimes that have no end. When will the city be quiet? Or will the special department be swamped with work all its life?