Writer: Parveez Sheikh
Cast: Irrfan Khan as Dev Kaushal, a sales executive who works in a company that manufactures toilet papers. Dev is dissatisfied with his job, because it doesn’t pay him enough, as well as his marriage because his wife doesn’t love him the way he loves her.
Kirti Kulhari as Reena Kaushal, a woman who is having an affair with Ranjit, who used to be her boyfriend before she married Dev.
Arunoday Singh as Ranjit Arora, a jobless man who married Dolly for her money and is later blackmailed by Dev for indulging in an affair with his wife Reena.
Divya Dutta as Dolly Verma, Ranjit’s wife and daughter of a rich and powerful businessman.
Pradhuman Singh Mall as Anand Tripathi, Dev’s friend and colleague who is aware of everything that is happening in Dev’s life.
Omi Vaidya as Boss DK, Dev’s boss who comes up with bizarre ideas to promote his company’s product.
Anuja Sathe as Prabha Ghatpandey, a colleague of Dev who blackmails him after Anand accidentally reveals everything about Dev’s plan to her.
Gajraj Rao as Chawla, a private detective who is hired by Ranjit to find out the identity of his blackmailer. He always speaks in 3rd person to his clients, causing confusion.
Vibha Chibber as Blind woman, wife of Chawla and dealer of guns.
Navratan Singh Rathore as Dolly’s Father
Neelima Azeem as Dolly’s Mother
Atul Kale as BST Shankar
Anjali Ujawane as Prabha’s Mother
Abhijeet Chavan as Inspector Rawle
Urmila Matondkar as Mili, in a special appearance in the item number “Bewafa Beauty”
Dev Kaushal (Irrfan Khan) is a toilet paper sales executive who is leading a dispirited life both professionally and personally. He steals the photographs of other men’s wives for his personal pleasure and gratification.
One day, to surprise his wife Reena Kaushal (Kirti Kulhari) he arrives early from office with roses but instead finds his wife in bed with another man named Ranjit “Tommy” Arora (Arunoday Singh). He imagines different scenarios, like killing the lover, then killing the wife, but leaves and decides to blackmail him.
Ranjit is a hen pecked husband married to Dolly Verma (Divya Dutta), who has an influential dad, who Ranjit is scared of. Dev shares a great bond with his Boss DK (Omi Vaidya) who asks him to promote the new toilet rolls. After calculating all the things he has to pay, Dev blackmails Ranjit for a sum of 1 lakh. Ranjit arranges the money from Dolly by lying of starting a business. When Dolly’s father asks Ranjit to return the money, he blackmails Reena for 120,000. In a drunken state, Dev reveals everything to his colleague Anand (Pradhuman Singh Mall). Reena asks Dev for money, saying that its for her dad’s treatment. Dev gives her the money and in turn asks Ranjit for more money. Reena keeps the money in a dust bin which Ranjit collects and leaves it in a trash bin which Dev then collects.
Anand, who has a crush on Prabha Ghatpandey (Anuja Sathe), a newly appointed colleague gets her on a date and unintentionally reveals Dev’s plans. Next day Prabha blackmails Dev for money. Dev confronts Anand but then asks Ranjit for money, Ranjit in turn asks Reena for money and Reena asks Dev for the money. From the cash received earlier Dev transacts the amount to Reena’s account, while Reena puts the money in a dustbin. Ranjit collects it, and throws it in a dustbin which Dev collects and gives to Prabha.
Ranjit gets fed up and hires a detective, Chawla (Gajraj Rao). Prabha blackmails Dev for more money. Dev decides to meet Prabha and they share a heated argument in her apartment. Prabha slips during the argument and falls as an entire shelf falls on her, killing her. Suddenly Prabha’s parents arrive. Dev manages to escape by wearing mask made out of a Paper bag and runs outside wearing only shorts while being chased by nearby residents.
Next morning following Prabha’s death, police arrive and interrogates everyone in the office. Anand knowing that Dev met Prabha last night, blackmails Dev. On interrogation Dev reveals that Anand used to like Prabha. Dev convinces Anand to hide the truth from the police. Using Anand’s car Dev purchases a similar paper bag he used last night to escape and hides it in Anand’s car, following which the police arrest Anand. Anand panics and reveals everything about Dev to the police. Meanwhile, Chawla calls Dev telling him he knows about his ruse while Ranjit manages to get a gun to kill The Blackmailer.
The police then interrogates Dev about his blackmail activities. Dolly follows Ranjit and sees him together with Reena. Anand comes out of Police custody and tries to beat Dev but Dev manages to calm him down, claiming he has a master plan to gain money. Dev meets Chawla who asks for money to remain silent. At their home Dolly tries to kill Ranjit, but Ranjit manages to shoot her dead and hides her body in a Refrigerator. Dev asks Ranjit for money so that he can pay Chawla. In turn Ranjit asks Reena for money and Reena asks Dev for money claiming that its for her father’s surgery. Dev calls Reena’s parents and finds out that she is lying. He follows Reena, sees her selling her ornaments and puts the cash in the bin at a Mall. Dev goes to take it, but Ranjit comes over there and takes the money. Dev takes pictures of Ranjit taking the money. Ranjit hides the money in the dustbin and waits there to catch the blackmailer. Dev sees Ranjit watching and bribes a security guard to take the money. Ranjit follows him as Dev collects the money and gives it to Chawla. He asks Chawla for a favour, so he calls Ranjit and tells him the blackmailer is Anand. Ranjit kills Anand and Dev sends the pictures of Ranjit to Reena. Meanwhile, Dolly’s parents find out that Ranjit murdered their daughter and lock him up in a bathroom and call the police.
Reena messages Dev asking when he will come home for dinner. A depressed Dev receives the message and deletes Reena’s contact, while winning a computer game he always failed at, suggesting that he’s ready to divorce Reena after all this madness.
Next morning, his boss DK sees that all his promotional tactics for his toilet paper has failed as some other company has taken over his company, which is implied to be Dev’s as he is not at work. It is revealed that Dev married Reena 7 years ago and Reena fell asleep before her husband came to the room on their wedding night.