Rahul Prakash Udyavar joins Saraswati Vidya Mandir, which is located in Mumbai's Eastern suburbs, as an English Teacher. Shortly thereafter he also agrees to teach music at the request of Nutritionist, Anjali Mathur. With the school facing shortage of funds, pressure is being brought by Manager Lallan Sharma to try to get students' parents to pay more for a variety of activities. When the Principal, Aditya Sahay, supports Lallan, the students and staff are forced to raise funds. Despite of their best efforts, however, a stage will be set for a much-publicized confrontation that may well result in the closure of this institution.

Singapore-based Dr. Siddhant Arya recruits a superhumanly powerful Indian-born man named Rohit Mehra, who was given special powers by a blue-skinned alien named Jadoo, to build a computer that can forecast the future, which results in an accident that kills Rohit. When this news reaches Rohit's mother, Sonia, in India, she passes this on to Rohit's wife, Nisha, who has just given birth to a son named Krishna. However, Nisha, unable to handle this devastating news, passes away, leaving Krishna to be brought up by Sonia. When Krishna is enrolled in school, she notices that he has the same intellectual and physical powers that his father possessed, so in order to shield him from any harm, she moves to a secluded and remote area in a mountainous region of the country, where he grows up. Years later, Krishna has matured, has acquired the same special powers that his father had, and is also able to communicate with animals...

Ajay Rathore is a no-nonsense police officer from Mumbai Crime Branch. Long time ago his elder brother was killed by terrorists which caused him to quit his medical studies and join Indian Police Service. He is a great admirer of Pakistan-based ghazal singer Gulfam Hassan. During one of Hassan's concerts, they meet for the first time and become great friends. Meanwhile, Ajay's investigation into the Pakistan-supported cross-border terrorism takes him to Rajasthan and reveals an unsettling truth about someone close to his heart.

The biggest sporting event for the school town of Nainital is the annual cycling race. Schools and colleges here range from those like Rajput and Xavier's for the spoilt rich kids to local ones like Model for the poorer kids. For the past two years the cycling race has been won by the arrogant Shekhar Malhotra (Deepak Tijori) of Rajput College. Sanju (Aamir Khan) and Ratan (Mamik) are bothers who attend Model and run a small local cafe. Their father (Kulbhushan Kharbanda) is obsessed by the desire to see Ratan become the cycling champion. Ratan on his part is the ideal son and elder brother to Sanju, good in everything he does and has been the runner-up to Shekhar in the cycling race. Sunju on the other hand is a prankster, not taking life seriously at all enjoying life with his friends among whom is Anjali (Ayesha Jhulka) who loves him silently. Sanju however turns his attention on the new girl on the block...