Several states (Tamil Nadu, Kerala) have arrested individuals for uploading or downloading movies from Tamilrockers sites. While the end-user is not often prosecuted in India for simple streaming, from Tamilrockers.li exposes you to civil and criminal liability.
Unlikely for a single visit, but ISPs track repeated visits. You could receive a cease-and-desist notice. Large-scale downloaders risk prosecution. Tamilrockers.li