Premaku Swagatam is a romance based movie in which, Mahendra (Prakash Raj) is a multimillionaire and a famous industrialist businessman. Lahari (Soundarya) is his only daughter and lucky talisman. He is very fond of her and does anything that satisfies his daughter. Balaji (Chakri) is a newly joined car driver for the one of the tens of cars Lahari uses depending up on her mood.
During her traveling in Balari chauffeured car, she discovers that Balaji is a wonderful human being and eventually falls in love with him. Earlier she gets assurance from her lovable father that he would accept any guy, who is favored by Lahari as his son-in-law. At the same time, Mahendra also given assurance by Lahari that she would not mind marrying any guy her father selects.
By the time, Lahari selects Balaji, Mahendra too has got another NRI guy in his mind. Mahendra rejects Lahari's proposal about marrying Balaji. rest of the story is how Balaji married Lahari.