You can skip the first half. This show had a much potential, which is terribly spoiled by the makers.
Now coming to the second part, Nandini is thinking Darsh to be an extraordinary person, so she feels that she is not suitable for Darsh. When Shobhit confirms about the relation with Gunjan, Rajvi got happy but she didn't apologize to Shobhit, that apology was a much needed one.
On the other hand Darsh thinks Nandini is misinterpreting him.
That's it
Was much waiting for the fire cracker scene, but it will happen on Monday