The best Mumtaz’s thriller movies

A male and a female in their human forms are in love with each other. When the male turns back into a snake, he is shot by a member of a hunting party, who thought the snake was going to attack the woman. Enraged at the brutal killing of her beloved; the female snake begins to take revenge on the six involved, killing them one by one after assuming the form of a human.

Munish and JK were friends, bound together in many ways. JK has helped Munish in his education, a trip to England for higher education and has now made him Engineer-in-charge for his prestigious dam project. JK's brother Ravi is engaged to Munish's sister. But these bonds of friendship are severely tested when Munish finds out that JK's vast empire is not built on totally honest business practices and refuses to support him. JK interprets Munish's behavior as avenging the fact that JK loves his girl, Meena, and expects Munish to give way for him in return for his favours. But Munish knows otherwise. He knows that though he loves JK dearly and would sacrifice his life, his love for him, he will not compromise on his principles. How will the conflict between emotion and principle be resolved? Will Munish have to choose between his heart and his conscience?