The film deals with the legal and judicial system and how Kolkata Police functions. Rituparna plays the lead character called Damini Sinha.

Based on the best-selling Indian Bengali novel Narak Sanket written by Debarati Mukhopadhyay, bimbette engineer Rudrani is invited to London by her publisher to inaugurate the international edition of her book on cryptography. She meets an elusive man, Schumacher, who requests her to decrypt the puzzles left behind by her grandfather — clues that can lead to a cure for cancer. While Rudrani, along with her engineer husband Priyam, takes on the challenge, what she doesn’t realise is that she is getting sucked into a pool of dangerous international conspiracy. In a race against time, Rudrani and Priyam must uncover the clues to the antidote of a dreaded virus that challenges the very existence of mankind. From 1943 Germany to the hidden secrets of Swastika, from secret societies to novel viruses, from Netaji Subhas Chandra Bose to Adolf Hitler, the adaptation is a mind-boggling adventure across the United Kingdom, Eskay Movies’ home away from home.

Meesha, a young paraplegic woman confined to a wheelchair, returns to her family’s royal estate after 15 years at the behest of her estranged father, only to learn that he’s mysteriously missing and probably dead.

Anwar Ahmed Zayed is a Pakistani sleeper cell activist, who tried to inflict terror using a series of bombings in five different places of Kolkata. However, his plans are about to be derailed as Imtiyaz Kabir, the SP of Anti Terrorist Squad, headed by ADG Vikram Dwivedi and Monali Bhattacharyya, a cryptologist from IB team join hands to decipher the code language used by IM in email communications. Imtiyaz and his team, with the supervision of Vikram Dwivedi, raids the hide-outs of the terrorists and nab all the seven terrorists involved in this attack including Zayed. While behind the bars, Zayed apparently transforms himself into a pious Muslim. He wants to live the life of a common man and writes to the Chief Minister to review his death sentence and give him another chance to lead a normal life. Zayed gets released from jail after four years of his arrest and goes back to his village to reunite with his wife Sabina and daughter Razia.

The movie revolves around Chengiz, an underworld mafia from the 1970s to the mid-90s that ruled the streets of Calcutta.

Is Ram Mukherjee Raavan in disguise?

Aamir (Yash), a contract killer who works under an underworld boss (Shataf) marries an orphan, Pari (Mimi). His life turns on its head after Pari goes missing and returns to his life two years later as a drug addict.

In 2122 AD, when the world faces an imminent threat from a rogue nation, Indrani, a formidable superwoman working for the Indian Super Force (ISF), must travel back in time to find a decisive action to thwart this nefarious scheme.

The storyline of the film is based on the apprehension of the co-founder of Indian Mujahideen and conspirator of several bomb blasts in India, Yasin Bhatkal, by National Investigation Agency near Indo-Nepal border.

When a mole in an intelligence unit leads to the murder of an undercover spy, a hardened agent relentlessly pursues him to avenge the death.