Spoiler found in below website
http://www.latestgossipwu.com/gossip-10786-a
Doesn't know true or not but there are possibilities...
Sandhya is playing a bitter a game with karan since his childhood thus making him against chauhan family.
Sandhya is using karan as puppet from his childhood only to make her place and show importance of her in chauhan family as karan only will listen to her.
Sandhya has manipulated karan in such a away that he only listens to her and isn't connected to his own family.
Naina is after sandhya finding her truth but couldn't reach her; sandhya is irked seeing Naina's restless attempts in finding her truth.
Sandhya thus shows her true colors to naina and challenges her to save karan from her trap if she can
Will Naina be able to save karan from sandhya and will it be possible for her to show sandhya true colors to family members we have to wait and watch
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