The Stubborn Heart Doesn't Agree) is an Indian Hindi-language youth-based television drama series that airs on Sony SAB.

It stars Shaleen Malhotra, Kaveri Priyam, Kunal Karan Kapoor, Diljot Kaur Chhabra, Aditya Deshmukh and Simple Kaul.

[1] The plot revolves around a young Special Action Force (SAF) team who find love while fulfilling their aspirations at the camp.

Colonel Pushpendra Batra, founder of Parakram SAF Academy, comes out of retirement and starts a civil training program due to increased terrorist activities.

Dr. Monami Mahajan is kind-hearted and helpful by nature and has decided to join the training against her father's wishes.

Karan also to have feelings for Monami but ignores them due to his past trauma of losing his brother whom he loved very much.

Faizi and Koel become closer while Monami eventually learns about Karan's past and gives him up.

Seeing them close, Aneesh conspires to create misunderstandings between them and succeeds, leading to Karan and Monami having a heated argument.

Later, an attack is expected on Parakram SAF on Republic Day by Revolutionary People's Front (RPF), an extremist organization.

Monami figures out the truth from Faizi and informs Karan but is held hostage at gunpoint by Pushpa.

Aneesh calls Dr. Deepak, Monami's father, to the academy who manages to create misunderstandings between her and Karan while Kundan's boss KD enters.

Kundan realizes about Sid and Sanjana and kidnaps him, who vows to not let the marriage happen at any cost.

Karan and Monami find Sid, and with the help of Koel and other SAF members rescue Sanjana and the other girls and get Kundan and KD arrested.

Sid tries to make Sanjana accept her love while Karan and Monami sort out their differences and hug, angering Aneesh and Dr. Deepak.

Col. Batra informs Karan that Dhanu is planning something big, which he hides from Monami, while Balli becomes smitten with her.

Aneesh conspires against them and captures their intimate moments on camera and gets their photos publicly exposed at a women's day press conference with the help of a journalist.

Karan shoots Dhanu in the ensuing fight causing her to slip into a coma but gets kidnapped by Charu after meeting an accident due to Balli.

Batra Sir gives Monami, Faizi and Sanjana two days to find Karan and they start to implement their plan.

Monami, Faizi and Sanjana learn about Aneesh's betrayal and go to rescue Karan with the help of Balli.

Monami regains consciousness two days after Karan's death and returns to the academy while Batra Sir, Sanju, Faizi and Ustad Ji too breakdown.

Monami gets emotional during her birthday celebration and misses Karan while Sanju, Faizi, Ustad Ji and Batra sir support her.

All of the cadets and trainers decide to expose him at Karan's birthday event and he holds Monami hostage.

[13]Kunal Karan Kapoor, Diljot Kaur Chhabra, Aditya Deshmukh and Simple Kaul were cast in supporting roles.

The Big Shanivaar is crossover of all Sony SAB's on-going shows (except Taarak Mehta Ka Ooltah Chashmah) on 20 November 2021 on the occasion of Diwali in Parakram SAF and to help its Cadet Koel Roy in escaping from her husband.