Big Boss is a action oreinted movie in which, Surendra (Chiranjeevi) landing in a town for a job. He witnesses rivalry between two mafia gangs at that place. After a fight with a street goon, he is recognized by one gang and encouraged to become a don. He rents a room in Madhavi's house, who lives with her sister Roja and granny (Nirmalamma).
After few routine scenes, Roja falls in love with Surendra and expresses her love.But Bavaraju Surendra becomes uncertain about his future, rejects Roja's proposal and starts looking for matches for her. Meanwhile, his mother(Sujatha), younger brother, and sister moves to his place and starts living with him. His mother worries about his lifestyle and his future. One day, she recognizes Kota Srinivasa Rao, the rival gang leader as the destroyer of her family. Surendra's family is kidnapped by Kota. Rest of the movie is about how Surendra rescues his family Kota.