Sexy Siren Sana Khan will be seen as Silk Smitha in a Malayalam film tittled 'Climax'. This film is being dubbed into Tamil as ' Nadigaiyin Diary' and the makers of the film are planning to release the Telugu version as well. Unit members claimed that this film is not a remake to Vidya Balan's 'Dirty Picture'. Antony Eastman, who introduced Silk Smitha into Malayalam cinema, has penned the story.