Story: In order to avenge the death of her husband by Kala Daku, a woman entrusts her young son to Hari Singh, so that he can train him, make him tough, so that he can avenge his dad's death. Years later, the young child has grown to be a strong young man, and he, with the help of two others seek out the dreaded Kala Daku, and then complications arise when they discover that one of them is not ... ...detailed story of Kasam