Badi Heroine Banti Hai

Kajal and Advait are introduced. They hail from different places. Kajal happens to work under Advait who owns a fashion company. Kajal somehow is attracted to Advait but Advait finds Kajal stupid and is rude to her. The story takes a turn when the fashion show is stopped due to an uncertain event.

There appears chaos immediately after the showstopper is found dead. Arjun is howled by the media and he is rescued by Advait. A mysterious man in mask is seen going around in the place. Employees of the VSD being interrogated by the police officer Gyaan Prakash Singh. Later Veer’s will is found and it came to apprise to everyone’s astonishment about who the owner of the company would be.

Advait is totally astounded to find out about Kajal’s ownership of the company. He concludes that she was Veer’s mistress. He asks Kajal to hand him over the company but she denies because she is hurt the way he defamed her. Saket, the lawyer of Veer Singhania was about to send a video message explaining what happened to Veer meanwhile another incident takes place.

Escaping from the media Advait rushes Kajal to a bar. Being irritated with Advait’s accusations Kajal shows him how she must have seduced his father which ends up in some heated scenes between them. The proof related to Saket’s murder get tempered. Advait is seen to focus on getting the company back from Kajal.

Advait promised her to give back her job if she signs the paper but denies after the papers were signed. The media reaches Kajal’s building and there they find Advait Singhania. Kajal declares about her being engaged to Advait as a revenge to him. Advait in order to outdo her kisses her in public and declares their marriage. Advait is like challenge accepted.

Advait finally gets the ownership of VSD. But the papers he got signed are invalid. Japanese cohort agrees to meet Advait once news of his engagement goes public. He has to call Kajal to the office to maintain the engagement pretence and to cut the cake sent by the Japanese cohort for their engagement. Finally Kajal comes to the office and committed to maintaining her engagement acting.

After welcoming the Japanese they all sat for dinner together. Despite initial skepticism, Kajal successfully convinces the Japanese cohort to engage in a deal with VSD. Meanwhile, that mysterious masked man is seen around the fashion show and again an incident takes a place.

Samaira's fall reveals a knife on her back, introducing an unexpected threat. Advait and Kajal seek refuge, but tragedy strikes when Kajal sees the masked man firing at Advait, she pushes Advait and takes the bullet for him. Advait brings her home to recover. Gyaan Prakash has the masked man in custody. Meanwhile, an another mysterious masked man is seen outside Advait's house.

Advait wakes up from a sound and comes out with a stick and he sees in the kitchen that Kajal is cooking.An intruder enters the house and shuts the lights out, sending Advait into a panic attack.Then a loud noise comes from the guest room. Next day,during the deal signing with the Japanese, Kajal is convinced there is something suspicious about these Japanese, but Advait asks her to prove it.

The revelation shocks Advait and Arjun as they grapple with the unsettling truth about their father's demise. Later due to the harsh words coming out of Advait's mouth Kajal gets hurt and walks away from there. As Kajal begins to leave he opens up about his hidden attraction. The romantic moment between Advait and Kajal is abruptly disrupted as the police accuse Kajal of murdering Advait's father.

Discovering that Advait's emotional revelations were a ploy to keep her restrained until the police arrived, Kajal is left feeling hurt and betrayed. A sudden realization hits Advait that Kajal might be innocent, prompting him to reconsider the accusations. Advait and Arjun work together to clear Kajal's name by proving someone else framed her.

Making breakfast for Kajal reflects a genuine apology of Advait. But Kajal already leaves Advait’s house. Here someone is blackmailing Arjun and asking for a lot of money saying she has the pic of Advait's mom's extra marital affairs. Advait finds Kajal crying in the garden of the office. Advait was taken a back when Kajal surprisingly told him not to have any enmity with Advait.

Advait label Kajal as manipulative despite denying her involvement in the murder.Kajal threatens Advait that now its her turn. It seems Arjun's situation took an unexpected turn. Advait learns the full blackmail story, discovering from Arjun that Kajal was aware of it.The story takes a turn when Advait misunderstands that it is Kajal who has leaked these photographs to take revenge from Advait.

During the perfume launch party, Arjun uncovers that the money wasn't debited, hence the blackmailer had given the photos to the media. GPS and Arjun together manage to figure out that the blackmailer was Sonam. The sudden arrival of the masked man injects a captivating twist into the unfolding story. Kajal finds herself under media scrutiny without insight into the underlying reasons.

Before the truth of Kajal's innocence came out the video has played. The crowd falls silent as Kajal slaps Advait. Arjun angrily says to Advait that if Advait doesn't harbor feelings of hatred towards Kajal, he may end up falling in love with her. A new twist comes in the story when another unexpected incident happens.