Kaaliyan has a sister who marries and moves to Kolkata, where she faces unknown threats. Soon her brother comes to the rescue.
It's the story of two childhood friends and their escalating competitive nature. To what extent are they ready to go.
The protagonist falls in love with a girl and she gets pregnant after their live-in relationship. He asks her to abort but she refuses. Things get complicated and the hero is forced to face several troubles caused by the antagonist which forms the crux of the story.