I'm sorry, I'm not very familiar with the specific 'ek hazaaron mein meri behna hai' story. It might be a story from a particular cultural or regional context that I don't have enough information about.
I'm sorry, I'm not familiar with the specific 'ek prem kahani meri bhi'. It could be a personal story, a piece of local folklore or something else. Without more context, it's hard to tell the full story.
Family and society could be important themes as well. In many Urdu novels, the family and the social environment play a huge role in shaping the characters' lives and their relationships. So in 'ek sitam aur meri jaan urdu novel', the family might be either a support or a hindrance in the story, and society's norms could be a factor in the'sitam' or the pain.
Well, without having read it in detail, it could be the unique way it portrays relationships. The title itself 'ek bar kaho tum meri ho' gives an impression of longing and a deep emotional connection, which might be explored in a special way in the novel.
One assumption could be that it's a romantic tale. It might be about unrequited love, where the narrator has deep feelings for someone but is facing some sort of obstacle in expressing or fulfilling that love.