Saath Nibhaana Saathiya 2: New revelation against Krishna shocks Gehna

In the serial Saath Nibhaana Saathiya 2, Gehna and Anant are about to land in new trouble once again. Here, the professor makes shocking revelation against Krishna, leaving Gehna shocked. It is revealed that Sagar is working for a terrorist and he is none other than Krishna. What will Gehna do now?