This movie is remake of Malayalam successful movie BODYGUARD. Bodyguard rotates around young (Salman Khan), who has a very extraordinary habit; he flatters anyone with a suggestion of heroism. Whenever he builds up an appreciation towards someone, he chooses to move with that man as a type of bodyguard.
 
He begins praising Ashokan, a previous liquor business person and most important businessman. (Salman Khan) desires to be the bodyguard of Ashokan, but Ashokan does not require a bodyguard. Soon after, (Salman Khan) moves towards Ashokan with a reference from someone he can't turn down. He attains his fortune after saving Ashokan from peril. (Salman Khan) thus becomes the bodyguard of Ashokan\\\'s only daughter (Kareena Kapoor). (Salman Khan) go after (Kareena Kapoor) to her college as her bodyguard. (Kareena Kapoor) and her friend Meera get annoyed with him following them throughout the day.
 
The 2 girls start making false calls to (Salman Khan)\\\'s number, so that they could get rid of him. (Kareena Kapoor) is the lady who phones him, stating she is very much in love with him. In the beginning things goes easily but afterwards (Salman Khan) begins loving the girl who phones him and (Kareena Kapoor) gradually starts loving him. Afterwards he plans to abscond from the place with her after their college examination and friend persuade (Kareena Kapoor) to meet him at the railway station, disclose that the girl was (Kareena Kapoor). But matter gets confused; Ashokan beats (Salman Khan) and (Kareena Kapoor) saved him by saying that he loves a girl and going to meet her at the railway station.
 
(Kareena Kapoor) has to construct her friend so that she could go to the railway station pretending to be the girl who phoned Salman to save his life. But matter takes a turn and the friend goes with (Salman Khan). Years after that, (Salman Khan) returns back to the place with his son, to meet Ashokan. His wife (Meera, the friend of (Kareena Kapoor) had met death and had written the whole story in a diary which she had given to her son. Her son requests (Kareena Kapoor) to join them and she does that. In the railway station (Salman Khan) watches his son who was throwing a diary into the dust bins and gets it without his son becoming aware of it. He discovers that the girl of his dreams and the girl who used to phone were both the same person, (Kareena Kapoor).