The shooting of Purampokku is currently happening in Chennai where a jail set has been erected at the Binny Mills. Director SP Jananathan is currently shooting scenes with Arya in jail. According to sources, Arya plays a financial analyst, who is arrested for a heinous crime, while Vijay Sethupathi plays a coolie at the railway station. Shaam will be seen as a police officer in Purampokku.

SP Jananathan is known for making socially relevant films and this will be no different, say sources. It is also averred that Purampokku delves on capital punishment.