Ek Hasina Thi is a story, set in the eastern megapolis of Kolkata. It is not a revenge story but a story of the female protagonist, Durga, seeking justice for a crime committed in the past. Her methods of claiming justice are unconventional as she steps out of the shackles of traditionalism and utilises her Mind to conquer Might! The show tracks the journey of Durga as she attempts to stand up to the power and might of the influential Goenka family. Will Durga be successful in her mission or will she too fall aside like every other person who has stood in the way of the Goenkas? Who will reign supreme in this challenging battle of wits and intellect, where everything seems to be a fair game!
Episodes
Rajnath decides to acquire the video evidence against him from Sakshi. He informs Basu about Karans proposed marriage with Kangana and asks Basu to announce it to the media.
An infuriated Sakshi confronts Rajnath for informing the media about Kangana's proposed marriage to Karan. Rajnath then reveals his plan against Basu to her. Later, Rajnath tries to search for the evidence against him in Sakshi's cupboard.
Durga becomes a member of the board of directors of the Goenka Group of Industries, while Dev wins the vote of confidence and becomes the chairman. Durga formally requests Rajnath to resign as chairman.
Dev asks Rajnath to break Kangana's engagement with Karan. An infuriated Rajnath asks Dev to leave his office. Dr. Dayal informs Divya about his plan against Karan, Tarun and Rishi. Karan informs Tarun that he has witnessed Divya's spirit. How will the drama unfurl?
Sakshi agrees to give the evidence against Rajnath to Akram. Durga eavesdrops on Sakshi's telephonic conversation. She informs Dev that Kangana is calling off her engagement with Karan. Will Rajnath succeed in acquiring the evidence from Sakshi?
Durga insists Kangana to meet Payal. Mr. Basu informs Anuradha about Karans proposed marriage with Kangana and requests her to return to the house. An infuriated Anuradha refuses to attend Karans marriage.
Shaurya asks Dr. Dayal the whereabouts of Nitya. He reveals his ploy about Dev and Durga. Dev informs Durga that they will be meeting Dr. Dayal. Later, Shaurya shoots Dr. Dayal. Will Durga be able to learn about Shaurya's misdeed?
Dev and Durga admit Dr. Dayal in a hospital. However, a critically injured Dr. Dayal succumbs to his injuries in the hospital. Sakshi informs Rajnath about Dr. Dayal's death. She suspects Shaurya hand behind Dr. Dayal’s death. Will Durga be able to find evidence against Shaurya?
An infuriated Durga refuses to accept Rajnath and Sakshi's help to find Dr. Dayal's murderers. Aakash informs Durga that he will help her to ruin the Goenkas. A bank manager informs Sakshi that Dr Dayal has asked him to give the locker key to Durga. Will Dev be able to find evidence against Shaurya?
Sakshi is suspicious of Durga after reading Dr. Dayal's letter and insists on a DNA test for Dr. Dayal’s dead body. Meanwhile, Durga vows to find evidence against Dr. Dayal's murderer.
Sakshi gives Durgas hair for the DNA test. A dejected Dev and Durga carry out Dr. Dayals funeral. Later, the bank manager, Shabir, informs Durga about Dr. Dayals locker in their bank. Meanwhile, Kangana follows Karan in order to find Mrs. Basus whereabouts
Dr. Sanjukta is taken aback when Shaurya manages to stand comfortably. Shaurya then returns home. Meanwhile, Aakash and Durga search Raima's house for evidence against Rajnath.
An infuriated Durga scolds Shaurya for his lewd behaviour with her. Later, Durga makes Mrs. Basu realise her mistake and Mrs. Basu agrees to help Durga. Meanwhile, the doctor informs Sakshi that Durgas DNA does not match with Dr. Dayal’s.
An infuriated Sakshi confronts Rajnath for his misdeed against her and Shaurya, while Aakash and Durga eavesdrop on their conversation. Rajnath pretends to be sad and apologises to Sakshi for his mistake. Aakash and Durga decide to follow Sakshi to learn about the video evidence.
Aakash and Durga follow Sakshi to an orphanage. They learn that the video evidence against Rajnath is in the orphanage. Meanwhile, Dev decides to meet Mr. Mohanti in order to uncover the truth of Dr. Dayal's murder.
Dev discovers that Mr. Mohanti and Shaurya are involved in Dr. Dayal’s murder. He also learns that Rajnath killed his father. Later, Durga stops Dev from confronting Rajnath. Dev then vows to help Durga in her fight against the Goenkas. Girish Basu resigns from his post.
Dev learns that Rajnath killed his father and seeks revenge on Rajnath and Sakshi. Meanwhile, Rajnath and Sakshi are shocked to witness Shaurya standing on his own. Shaurya decides to pretend to be handicapped and take revenge on Durga.
Sakshi and Durga are taken aback when they learn that Payal is missing from the hospital. Durga confronts Sakshi on the pretext that she kidnapped Payal. Sakshi decides to take advantage of the situation and falsely owns up to be the kidnapper.
Shaurya wants to find Payal’s abductor. Durga informs Dev it was Sakshi who abducted Payal. Later, Shaurya manages to mislead Dev and decides to kill him.
Sakshi becomes suspicious about Shaurya's absence in the house and requests Rajnath to find him. Meanwhile, Shaurya shoots Dev, but Durga gets injured trying to save him. Later, Dev tends to Durga's injury. Durga discovers that Dev knew her true identity all along.
Dev suspects that Shaurya was involved in Dr. Dayal's murder. Meanwhile, Durga warns Shaurya to confess to his misdeeds within three days. Sakshi informs Shaurya that Durga is not Dr. Dayal's daughter. Durga decides to provoke Shaurya, Sakshi and Rajnath against each other. Will Durga succeed?
An enraged Kangana slaps Karan and refuses to marry him. Kangana confronts Rajnath for trying to get her married to Karan for the sake of his business. Later, an infuriated Dev asks Rajnath to get Shaurya punished in exchange for the evidence against him. Will Rajnath agree to the deal?
Suchitra is dejected about Rajnath murdering Arnab. Durga apologises to Suchitra for hiding the truth. Dev informs Suchitra of having video evidence against Rajnath. Meanwhile Sakshi is shattered to learn about Shaurya's death. Will Rajnath give the evidence against Shaurya to Dev?
An infuriated Sakshi blames Rajnath, Dev, Durga and Suchitra for Shaurya's death. Dev informs Aakash about Shaurya and Tarun's deaths. Sakshi pretends to be sad and performs Shaurya's last rites. Will Dev and Durga find out that Shaurya is alive?
Shaurya lies to Sakshi about reaching the airport. Instead, he follows Durgas car to discover Payals whereabouts. Later, Shaurya learns about Rishi helping Payal in escaping from their captivity. Shaurya shoots Aakash and Rishi and informs Payal they are dead. Will Shaurya harm Payal too?
Payal is frightened on seeing Shaurya who informs her that he killed Dayal and Aakash. Rajnath informs Sakshi and Shaurya about the police having an arrest warrant against them. Later, Shaurya is baffled to discover that Aakash and Rishi are alive. Will the vicious trio be brought to justice?
The police arrest Rajnath, Sakshi, Shaurya, Basu and Karan. Mathur confesses to have helped Sakshi and Rajnath in destroying the evidence against Shaurya. The judge convicts Shaurya and Karan
