Avantika Sehgal an IAS officer, is a person with rules and principles. She was once an innocent girl shielded from the harshness of the world and has now become the most coldest person. There was once a time when her one smile could have brightened anyone's day but now that smile has been replaced with just a blank expression. A traumatic past that snatched her happiness in the blink of an eye just because of one person who was once the reason for her fears has now become the reason for her hatred. She has never hated someone more than this specific person. Shamsher Randhawa, a person with a powerful political background and a leading businessman of India.Once a spoilt brat known as the beast has now turned into a responsible businessman and a perfect leader.He was once a person with every flaws has now become the Mr.Perfectionist or so people thought. Shamsher is what people wants to see because as the saying goes 'what is seen is what is sold' and he is the master of disguise with abundance of money and power, it was never a problem for him into disguising himself into the perfect gentleman UNTIL. Until his past comes knocking on his door and threatens to crumble his whole confidence.He was a man of control but what will happen when after years the reason of his beating heart will again come infront of him but this time with lot of hatred for the other and the other has deep and raw OBSESSION . Too many emotions will be tested but one thing is sure that beasts are never gentle and moreover they never play fair and especially if it's the matter of their 'heartbeat'. It's true that a beast can kill for his mate but what if in this story beast is the reason for killing his mate's soul. Let's dive in the story of Avantika and Shamsher to know the connection between them and reason of their entangled past.