Anu always proved to be the true lover of her and thats y she is with him after death. There is saying that if you love someone truely, sets that person free and if its urs then it'll come back to u, Anu did the same.
After going thru so many kasauties and sacrifices, there had to be justice with him. Itni kasauti pe utarne ke baad, anurag sirf prerna ka haqdar hai.
Bajaj never had to go thru any test of kasauti or sacrifices. He always had her & always misunderstood her.