Major Jasbir Singh Rana (Amitabh Bachchan) trains cadets to become officers in the national defence academy. A spoilt brat Virendra Pratap Singh (Ajay Devgan) joins the academy. Little does he know the major is a strict disciplinarian who takes a row to straighten him and make him a soldier. Thus starts a war between the two. In the meantime Virendra falls in love with a beautiful girl NISHA (Sonali Bendre) whose marriage was fixed by his father to a wealthy contractor's son. But the girl loves Virendra against her father's will and so starts the fight between Virendra and the girl's father supported by the contractor and his son with gang. Majorsaab helps Virendra to get his love and to change Virendra from spoilt brat to a good and brave soldier.

Bir Askerin Hikayesi Binbasi Rana Dev Kendini Ulkesine adasim askerdir artik yashlanmishtir soyunun devamcisi yoktur ama kendi orencilerini evlatlari olarak gorur virender singh zengin ailenin cocugudur babasinin vasiatnamesi askeri akademiyi bitirmese mirastan mahrum kalicagini yazilmishtir virendir okula kabul olunur ama asiliyinden Basedemeyib kendileri onu kovucaklar der ama binbasi onu dize getirir ve askerlerin onurlu insanlar oldugunu anlamasini saglar vatani ve ailesi icin kendilerini seve seve feda ederler virender eyitim zamani nishaya rastlar ve ilk gorushten asik olur ama nishanin abisi onu ish ortaginin ogluyla evlendirmek niyetindedir neyin pahasina olursa olsun virender ona engel olmaya calisir ama yaralanir yinede pesh etmez cunku binbasi rana ona destek olur aski kutsal bilir Virender Binbasi komutanindan daha cok babasi olarak sevmeye baslar ve bu sevgi karsiliklidir