Since I don't know the exact 'ek rishta sajhedari ka' story, it might be a story about a relationship (as 'rishta' can mean relationship in some languages). It could be about friendship, family or a more complex social connection. Without more details, it's hard to tell the full story.
Since I have no knowledge of this 'ek rishta sajhedari ka' story, it's difficult to say the main plot. However, if we assume 'rishta' as a relationship and 'sajhedari' as some form of partnership, it could be about how they support each other, face conflicts and resolve them to make their relationship stronger.
As I'm not aware of the 'raat ka hai khel sara' story, it might be something that is specific to a certain area or group of people. It could be a story passed down within a family or a small community. There's just not enough information for me to say more.
The theme can be explored through the eyes of a child. For instance, a child may have a 'hawas' (a strong wish) on a particular night. It could be to see a shooting star and make a wish, or to stay up all night to watch the moon. This simple yet pure form of desire can form the basis of a heartwarming family - friendly story.
Another possibility is that 'hawas ki ek raat' could be about a spiritual awakening. A person might be on a journey of self - discovery and on one night, experiences a deep sense of enlightenment. This could involve facing their inner fears and desires and finally coming to terms with who they really are.
The title 'dil e man musafir e man novel' seems to hold a lot of potential in terms of themes. 'Dil e man' gives an indication of a very personal, heart - centered aspect. It could be that the novel delves deep into the main character's feelings, desires, and innermost thoughts. 'Musafir e man' then adds the element of a journey, which could be literal, like traveling to different places, or metaphorical, such as a journey through different stages of life or emotions. Without having read the novel though, it's impossible to be certain about its exact significance.
Often, there is a tradition of the elders in the family giving blessings to the newlywed couple. This can be in the form of words of wisdom or special religious blessings. Also, in some places, there is a custom of lighting candles or diyas around the place to bring in positive energy and light into the new union.
As I don't know the actual 'poos ki raat' story, I can't determine its significance. But generally, in a story, the named event like this might be a turning point, a special occasion for the characters, or it could hold some symbolic meaning related to the overall theme of the story.
I'm sorry, but I'm not specifically familiar with a story named 'ek ishq ek junoon'. It could be a relatively niche or regional story. You might want to check local libraries, cultural centers or online forums dedicated to the relevant culture for the full story.