Originally posted by: Priya12000
Dadi ka reason toh i already assumed..But a more realistic reason is that she realised at the end when vansh had decided to leave everything to go with riddhima that the shield of her family is weakening because of riddhima. She after that saw ridz only as a threat to their entire family since the latter had the ability to take their shield away from them making her and her family vulnerable to threat.
Yes that's the point.