New detective series of 2025 are an intellectual game where every clue, every word, and even the slightest detail can become the key to solving the mystery. The best detective series of 2025 offer stories about brilliant sleuths, brutal crimes, and investigations where the truth is always hidden behind many layers of lies. The detective series released in 2025 will delight viewers with intense police dramas, mysterious private investigations, mystical detective stories, and thrillers where heroes are forced to follow the trail of criminals, unraveling complex puzzles. Here, riddles, intrigues, and an unexpected twist hold sway, turning the entire case upside down and inside out. New detective series 2025 to watch online for free can be viewed right now. In our selection you will find: "The First Department" - seasoned investigator Yuri Bragin takes on the investigation of a series of murders in the Leningrad region, "Overheard in Rybinsk" - an unlucky journalist becomes a predictor of murders in his hometown, while finding himself under suspicion, "A Different District" - the story of Andrey Frolov, who is made the local police officer in the most gangster-ridden district of a big city.