Rack - 13-kei no Zankoku Kikai

High school student Shintou Shou, son of the Superintendent General of the Tokyo Metropolitan Police, is known for his uncanny ability to solve even the most difficult cases. However, reality is much more prosaic: Shou's brilliant deductions are based on solid proof and confessions obtained through the efforts of Special Investigations Division 13, which excels in the use of torture for interrogation purposes.