Obsession (For their sister)

Love is such a thing that only in that relationship the relationships are strong and in the relationship where it is not there then there is no groom for that relationship.

Now you are going to read about one such relationship, the relationship between brothers who have nurtured their sister with love and care. And there is a secret which they has kept hidden from everyone, if it comes out, their dear sister will get away from them for forever.

So let us know that how the four brothers will protect their sister from all evils that are surrounding her?