Season 1

Students enter the National Institute of Languages and interact with each other in their first Hindi class. Miss Dixit, the principal, finally manages to recruit a Hindi teacher for the students.

Vitthal Pote, a Marathi theatre artist joins the Hindi class of Mr. Bharti. See how he entertains the class with his acting skills.

Few robbers see Ruslaan and want to rob him off the money. It is Mohan Bharti who saves the day. Watch how he performs this difficult task with ease.

The NIL students form a union to put forth their demands before Principal Ms. Dixit. Mr. Charles is elected the leader and Mr. Vaswani becomes his secretary, to fulfill their demands.

Jenny brings her niece to the institute and keeps the kid with Archana, the receptionist. Watch what happens when Ms. Dixit finds out about the kid.

Mr. Mohan Bharti asks his students to interact with each other in Hindi and engages them in role plays, which leads to hilarious conversations. Principal Ms. Dixit falls ill and a misunderstanding results in confusion.

Mr. Sharma, a poet pays a visit to NIL to inspect the progress of students. Watch what happens when Ms. Dixit gets intoxicated with Molotov's vodka and passes out.

Mr. Mohan Bharti's niece Guddi visits him for a vacation and so he takes her to the institute where she creates troubles for all students and staff. See how the staff deals with Guddi.

Mr. Mohan Bharti falls ill after catching cold. His students visit him at his home and get medicines for him. See whether his health worsens or recovers due to these medicines.

A Japanese embassy official brings his cook, a Rajasthani, to the institute to get him admitted to the Hindi course. Watch how Professor Mohan Bharti manages to cope up with this new student in class.

Vivek Vaswani meets Mohan Bharti in the bank but he refuses to recognise him. After Vaswani gives him details about Mohan Bharti, the stranger claims to be Mohan Bharti. Who is the real Mohan Bharti?

Jasubhai Patel, an NRI from London and an upcoming Gujrati rapper, comes to NIL to learn Hindi. Watch what happens when Mohan Bharti tries to teach Hindi to this enthusiastic dancer.

Rapper Jasubhai Patel leaves a lasting impression on his classmates and makes them all rap singers. Watch if Mr. Bharti is able to cure his students of the rap fever.

Mr. Mohan Bharti's students plan a surprise birthday party for him in the class. They decide to collect money and purchase a gift for him to be presented by Ms. Dixit.

Students of NIL are very excited for Mohan Bharti's birthday. They decorate the classroom and get cakes and pastries to celebrate his birthday. Watch what happens when Mohan Bharti finally arrives.

Ruslaan's brother Wahab, a dwarf, visits NIL and meets Ms. Dixit. He tells Ms. Dixit that he wants to enroll for the Hindi course as he wants to keep an eye on the activities of his younger brother Ruslaan.

Mr. Mohan Bharti gets a call from a public company for a full-time job. He decides to quit his job at the school and join the new company. Watch how the students react to Mr. Bharti's resignation.

Seema, a beautiful girl from America joins NIL and enters Mohan Bharti's class. Watch how Mohan Bharti and Seema's attachment creates differences between Archana and him.

Mohan Bharti arrives for the lecture dressed in suit and tie. Watch how Mohan Bharti changes his way of interacting with the students after his newfound riches. A new student named Paploo joins the class.

Ms. Dixit decides to leave for a pilgrimage. Mr. Mohan Bharti gives a party to his friends in celebration of getting a new job. Watch what happens in this party.

Mr. Mohan Bharti gives a party to his friends in celebration of getting a new job. However, Mr. Bharti's boss turns out to be a fraud businessman. See how he solves this problem.

A film producer named Shatir Ali comes to NIL to seek Mr. Mohan Bharti's permission to allow Ms. Vijaya to shoot a film with him inside the class. Watch how Ms. Dixit reacts.

Mr. Bharti smuggles the production crew inside the class by getting them inducted into NIL as students. Watch what happens when Ms. Dixit finds out about Mr. Bharti's lies.

NIL students dress up as Michael Jackson and get obsessed with the icon. Watch how Mr. Mohan Bharti manages to cure his students of this new pop fever.

A new Bengali student Bomkesh joins NIL and receives a warm welcome from his classmates. Watch how Mr. Bharti's students interact with the new member of the class.

In this episode of Zabaan Sambhalke, a new Bengali student joins NIL and receives a warm welcome from his class mates. The new Bengali student introduces himself as Mr. Mukherjee, the magician. Watch how Mr. Mukherjee harasses Mr. Bharti with his sleight of hand.

Charles wife suspects him of having an affair with his NIL classmate Vijaya. With her suspicion, she reaches NIL and seeks everyone's help to sort out the situation. Confusion brews as everyone at NIL follows Charles and Vijaya's trail and finds them shopping together. Their trail ends at Charles's house where a sweet surprise is awaiting his wife.

Jennifer, an NIL student, invites everyone at NIL for the Christmas party at her house. At the party, a cake with fungi gets distributed, but the real panic sets in among everyone at the party when Jennifer's dog is assumed dead for eating the fungi infested cake.

A local goon decides to run for an election and in order to improve his Hindi for public speaking, at point blank, he enrols himself at NIL. His presence and threatening mannerism leaves the entire NIL terrorised.

An NIL student Mr. Ruslan's brother who resides in Dubai forces him to get married. Reluctant to get married, Mr. Ruslan turns to Mohan for advice, and Mohan suggests him to trick his brother into believing that he's already married. Following Mohan's advice, Mr. Ruslan must seek help of the ladies of NIL to be his pretend wife, before his brother's arrival.

Vittal, an NIL student who works for a local drama club, dresses up as a woman and tricks everyone at NIL into believing that he is in fact his twin sister Sunanda. Comedy ensues as NIL's peon Charurvedi develops a liking for Sunanda.

NIL's Principal Miss Dixit gets some CCTV cameras installed throughout the institute which Mohan believes is an intrusion of the students' and his privacy. In the protest of the gratuitous surveillance, Mohan along with the class concocts a plan to teach Miss Dixit a lesson.

An NRI lures NIL's peon Chaturvedi into acquiring a job overseas for huge sum of money. Chaturvedi now daydreams of being super rich and employing the students and staff of NIL's. However, his short-lived dream gets broken when he realises that the NRI that offered him the job is in fact a con artist.

In an attempt to tighten NIL's expenditure, Principal Miss Dixit shortens the pantry and housekeeping supplies. Following the orders, peon Chaturvedi dilutes the phenyl in an empty milk bottle, so that it can last longer. Chaos follows when everyone mistakes the similar looking phenyl bottle for milk's and adds it to their tea which leaves everyone speechless.

Makkhan Singh buys a lottery ticket and dreams of winning five crore rupees. While he builds castles in the air, everybody makes fun of his optimism and they're all thoroughly shocked when his lottery number is called out on the radio. But winning doesn't come so easy. Someone is lurking around the corner to forcefully claim the prize.

Professor Mohan gets humiliated at a job interview. Infuriated, he takes out his anger on every person at his institute. He wakes up the next day and is relieved to know it was all a dream. But the people at NIL are now giving him a cold shoulder. Did he really offend everyone at once? Was that a dream, or is this a dream?

Principal Miss Dixit misses her lover Anatoli Molatov. One day, Molatov visits the institute after his flight to Bangkok gets delayed. In an attempt to hug him, overjoyed Miss Dixit runs towards him and hits her head to a cupboard, loses her memory and starts acting like a kid. The more she hangs out with people the more difficult she gets to handle.

Popat Dalal, an ace salesman, comes to NIL with a bag full of assorted goodies. Everyone convinces him to take admission in their academy to improve his Hindi language. With his excellent convincing skills, Dalal gets admitted for free. Meanwhile, the students are worried about their upcoming test and they ask their new friend to convince their teachers to cancel it.

A ventriloquist takes admission at NIL to learn Hindi and entertains the class with his silly jokes and comments. All's fun and games until the dummy suddenly starts speaking without the ventriloquist and scares the daylights out of everyone.

Mohan Bharti is invited to give an audition for a newsreader for BVC channel. He is ecstatic about the news but soon finds out that all his students have also applied for the same post. He then teaches his students to read Hindi news report in class and complete chaos ensues at the actual auditions.

Qawwali lover Mr. Keki informs the class that there's a qawwali competition and the winners will get a hefty cash prize. Thinking he can send some money to his mother, Professor Mohan agrees to write poetry and takes part in the competition while his students decide to help him.

A filthy rich Nawab arrives at NIL to take admission for his parrot. He wants his bird to learn Hindi and is willing to pay a hefty donation for the same. Professor Mohan is furious at the thought of having to teach a parrot, and a naughty, impolite one at that. Watch the episode to find out how everyone deals with this strange situation.

A new film actor hangs up WANTED posters of himself as a publicity stunt and enters NIL pretending to be a deadly thief. Alert NIL dwellers overpower him and call the police. Once they find out that he's merely an actor, they release him. Watch what happens when another thief, a real one this time, enters the institute and no one takes him seriously.

Pandit Latthapande, an astrologer, feeds lies to people and takes money from them. He tells Mr. Vaswani that he will die at the hands of a friend. Mr. Vaswani gets paranoid by this revelation and suspects every person in the institute of wanting to kill him. NIL students then unite to help him get over his fear and teach a lesson to the fake pandit.

Professor P. K. Sheshadri, a raucous psychologist, visits NIL for serving his research on agitation and takes on Mohan's class. As the Professor annoying experiments start to pester everyone at NIL, Mohan, the class teacher, must re-establish his authority and show everyone who's the boss.

NIL's trust's board of directors decide to close down NIL but Principal of NIL's Miss Dixit solely opposes the decision. Then the antsy board members get two local goons admitted at NIL to raise havoc and get Miss Dixit on board with the trust's decision. Now Mohan pull a trick out of his hat and rescue NIL.

To fulfil his childhood dream,Mohan applies at a Detective Agency for the position of a Private Investigator.Meanwhile, his mother is trying to get him married. Mohan informs the NIL class to portray his character as flawed to his prospective father-in-law and ideal to the corroborating officer from the Detective Agency.Chaos ensues when the class and Mohan confuse both of them for each other.

An NIL student, Charles Spencers's uncle, a grief-stricken Urdu Poetry Pandit, who has married 24 times already, visits NIL while Charles is away. He charms the whole NIL with his melancholy persona while looking for his 25th bride to be.

Following the board of directors' order, NIL Principal Miss Dixit makes wearing uniforms mandatory for everyone at NIL, including its staff. Annoyed by the gratuitous mandate, Mohan along with the class initiate a uproarious protest.

Vaswani, a rich NRI miser and an NIL student, decides to produce a TV serial to impress his father who is visiting him from Hong Kong. Chaos ensues as the production cost of the show raises, and the bills and the unpaid crew leave Vaswani in distress.