However the film later was delayed twice , firstly as a result of Kalaiyarasan signing on to appear in '' Kabali '' and then as a result of the 2015 South Indian floods . Principal photography began on 15 December 2015 and after a schedule break , the second schedule started in February and the production was wrapped up on 28 August 2016 . The film was shot entirely in and around the city of Chennai . Editing and other post production works were later completed by July 2016 , with sound mixing completed at Prasad Studios by audiographer Krishnamoorthy and grading was done at Prism and Pixels by Nandhakumar
2015 South Indian floods
2015 South Indian floods
Pattinapakkam