Satyendra aka Sattu (Rajkummar Rao) and Aarti (Kriti Kharbanda) meet for a proposed arranged marriage and fall in love in the process. Sattu is a clerk. And Aarti wants to be PCS officer and wants to work after marriage. Accepting to her demands Sattu falls in love with Aarti. They share a beautiful bonding having fallen for each other. On the day of marriage Aarti's sister Abha comes to know that Sattu's mother is unaware of the fact that sattu has accepted Aarti working after marriage and is completely against it. On the night of their marriage, the results of the PCS exam attempted by Aarti gets out and she has passed it successfully. Abha advises that she should run away from the marriage and excel professionally, otherwise, her in-laws will destroy her life just like how Abhaâ€™s in-laws destroyed Abhaâ€™s life. Aarti in huge dilemma chooses her career over love and runs away. Sattu gets devastated and heart broken and his family also gets badly humiliated. He then decides to take up IAS and excel in his life and career.
5 years later, both cross paths and the story takes an interesting turn when Satyendra, now an IAS officer, is assigned the case of framed PCS officer Aarti. Satyendra tries to take revenge from Aarti by humiliating her during the case enquiry. He tests her innocence/character at many instances. At one point he also arrests and puts her in jail (later revealed to save her life). Finally, Satyendra proves Aarti's innocence and convinces the Jury for the same. Aarti and her family gets happy and credits Satyendra for his noble gesture. Aarti now madly fallen for Sattu once again tries to convince him to marry her but Satyendra being deeply hurt doesn't wants to marry anyone ever again in his life. After few months Aarti and her parents arrange marriage for Aarti and Sharad (later revealed to be her sister Abha's husband). This makes Sattu jealous. After few dramatic encounters, On the wedding day Sattu proposes her for marriage. It is after revealed that, it was a plan framed by both Sattu's and Aarti's family to make them get married.
Finally they both get married...