Sub-inspector Moloy Kumar (Mostafizur Noor Imran) got a tip from one of his trusted informers that a wanted criminal returned to the capital. He went on the hunt for this criminal with his superior officer in charge Harun (Mosharraf Karim) in the middle of the night. In the meantime, police arrested Afnan Chowdhury (Shamol Mawla), the son of an influential businessman and politician accused of a hit and run case. Afnan's Father sent his counselor (Shahed Ali) to the police station and told him to negotiate with his old friend OC Harun to bring Afnan out of this mess. But things got tougher when AC Shahana Huda (Zakia Bari Mamo) came to the scene. She started trying to spoil OC Harun's attempt of saving Afnan.
[7][8][9]
On 19 Jun 2021, the official trailer for the series was released on Hoichoi's YouTube channel.[11] All the episodes of season 1 was released on June 25, 2021. Season 2 was released 2 years later on Hoichoi on 20 April 2023. The series received wide response from the audience. Hoichoi made the entire first season of its series "Mohanagar" available for free viewing starting on 30 August 2024.[12]