The dreaded terrorist leader Captain (Raj Babbar)has acquired a nuclear bomb from the enemites, and is waiting to destroy the country.
At the same time,Ajay (Anil Kapoor)an intelligent ex-student of the S.T.School is appointed in the same school as a teacher. From the very first day, Ajay is harassed by the mischievous pranks on an intelligent student Jaya(Karishma Kapoor),who finally falls madly in love with him. Ajay s refusal to enter into a romantic relationship with her upsets Jaya, and she challenges him that she will one day become his wife. To prove her wrong, he marries saraswati(Juhi Chawla) a young and illiterate orphan girl.
At the same time another of Ajay s class-mate and had remained for fifteen years in the same class due to his umpteen failures. After Ajay s marriage, Jaya becomes the couple s neighbour and befriends saraswati by teaching her everything from cooking to reading and writing.
Events, take an ugly turn, when Jaya s father an army officer is killed by a terrorist. Jaya becomes homeless and is forced to live in the orphanage, but Saraswati objects and instead gets Jaya to live with them inspite of Aja s objection.
Suddenly the terrorists strike and take the entire school children as hostages. Ajay, Jaya and all are trapped. Now can Ajay succeed in saving the innocent children, by destoying the terrorists? will there be a new turn in Jaya s and saraswati s friendship? will Jaya succeed in her challenge to Ajay? To find out these exciting answers, you will have to watch.