Affection and attention of mother to her son deteriorate after a mischief happens with her.
Lal Miah, a supervisor in a factory, dies from electric shock in the factory. After his death, his wife Jahanara and son Badshah go to his factory owner Mojammel Hossain for compensation. A mischief happens there and both the mother and son goes to jail for that. After redemption from the jail, Badshah becomes gangster in the city and punish the people with the same mischief happens with them. But Badshah's life is like hell as his mother does not talk with him after the mischief. One day while delivering relief to the flood victim, Badshah's mother likes Rina, a young woman who was also delivering relief to the flood victim and desires to have a daughter-in-law like her. Knowing his mother desire, Badshah ask Rina to have relationship with her. But Rina was engaged with Mijan, her fellow classmate. Badshah abduct her from his wedding ceremony. Rina's father Aziz Ahmed ask for help to his nephew Kalam. Kalam is an old friend of Badshah ask him to free Rina voluntarily, but Badshah want her mother happy and disagree to respond to his friend. Again, Badshah happened to be a victim of an accident while a clash between them but Badshah is happy now as his mother finally talks with him.