Tamilrockers operates by leaking pirated copies of newly released films within hours of their theatrical release. By the time Ok Kanmani was in its second week of release in 2015, high-definition (HD) versions with hardcoded or external subtitle options were already available on the site.
Instead, I’d be happy to write an alternative essay on a related and legal topic. For example: Ok Kanmani Subtitles Tamilrockers