Illalu Priyurala is a family based movie in that Divya (Divya Vunni), only daughter of city Mayor, falls in love with Venu (Venu) , a lawyer. Mayor pulls out Venu from the love track by threatening Venu's mother (Jayasudha). Divya is married to Prakash Raj according to her father's wish. But Divya could not lead happy life with him and she wants to divorce. Divya's daughter approches Venu to re unite her parents. Family oriented story has so many twists.Rest of the movie is all about how Venu deals the problem whether he will get marry with Divya or not.