— There is no widely known Hindi web series by this exact name released in 2024 or 2021 on major OTT platforms (like Netflix, Amazon, Disney+ Hotstar, ZEE5, Sony LIV, etc.) as of my knowledge cutoff in 2025. It's possible this is a mistyped title, a fan-made concept, or a series from a smaller regional platform.
If you're searching for , you're likely looking for the recently released Hindi thriller series 36 Days , starring Neha Sharma, Purab Kohli, and Sharib Hashmi. 36 days s01 2024 www9kmoviescom hindi web ser 2021
It looks like you're referencing a specific search string that includes a year mismatch ("2024" and "2021"), a website name ( www9kmoviescom ), and a title ("36 Days" season 1). — There is no widely known Hindi web