Pariyerum Perumal narrates the story of a youth hailing from Puliyankulam village near Tirunelveli. Pariyan (Kathir) belongs to an oppressed caste. The movie begins with the brutal murder of his beloved black dog ‘Karuppi’ (Lit. Blackie in Tamil). The can

Karnan, a fearless village youth, must fight for the rights of the conservative people of his village, due to the torture given by a police officer.

The community that was exploited by the town’s influential man, who completely rules due to the powerful backing of the authorities. A man collects evidence to flip him upside down when he was helpless to stop his endless torture.