Two geologist finds a gas field just before the war take place but they does dot uncover this truth. Meanwhile, their children studying in University are active in protestation of Ayub's tyranny. They both come to their village and war breaks out. Biplob becomes freedom fighter under the supervision of Commander Masud. Country gets freedom but Biplob losses his family members. Later some high officials finds the evidence of the gas field. this time another war begins with local influential A.R. Khan and alms dealer while extracting gas from the field.