Shekhar & Jayavrat are in Bihar for a blackmail scandal involving a famous politician. Shekhar is fascinated by the enigmatic Iraboty, while Mrinmoy discovers a classified file on "M," adding a new layer of intrigue to their investigation.

• Arthur Conan Doyle
• Srijit Mukherji
• Aniruddha Guha

• Kundan Roy
• Kavita Vaid
• Kay Kay Menon