Putharen cast him in Premam ( 2015 ) as Arivazhagan while he was later seen as Sasikumar 's brother in Vetrivel ( 2016 ) .
Arivazhagan is the cousin of Sai Pallavi 's character .
Putharen cast him in Premam ( 2015 ) as Arivazhagan , the cousin of Sai Pallavi 's character , while he was later seen as Sasikumar 's brother in Vetrivel ( 2016 ) .