Aadi is a action based movie in which the story is set in the backdrop of Rayalaseema. Veera Reddy (Ahuti Prasad) returning from USA after a long gap with his wife and 8-year-old kid Aadi Kesava Reddy. Veera Reddy's deceased father is a well-known factionist in that area and owns a land of 4000 acres.
While leaving to states Aadi Sesha Reddy keeps the responsibility of managing land to Siva Reddy (Rajan P Dev). Veera Reddy realizes that Siva Reddy is misusing the responsibility given to him. He wants to donate all his land to the 2000 families staying in that village. Upon coming to know about this, Siva Reddy attacks Veera Reddy and kills him and his wife. Veeranna (Chalapati Rao), a trusted lieutenant of Veera Reddy, takes the kid Aadi Kesava Reddy and escapes to Hyderabad city. All the trusted people of Veera Reddy were put in jail for a life sentence for 14 years.
Aadi (NTR) son of Veera Reddy studying in a college. He falls in love with Nandu (Keerthi Chawla) and vice versa. Veeranna raises Aadi in Hyderabad. Aadi is a fun-loving, yet hot-blooded guy and is cynosure of all eyes. Later on it is revealed that Nandu is the daughter of Siva Reddy
After the studies are completed Nandu is back in her hometown at her father's place. After a hiatus of 14 years, Aadi enters the Rayalaseema along with the just-released lieutenants and Veeranna to take revenge on Siva Reddy.