I'm not entirely sure specifically what 'jashin megami light novel' is about as it could be a relatively niche or not widely known work. It might be about a goddess (megami) in a world related to some kind of religious or mythological concepts (jashin, which might refer to a god or divine being).
I'm not entirely sure as I haven't read it in full. But generally, Shin Megami Tensei often involves themes of demons, post - apocalyptic worlds, and moral choices. So, the light novel might be about some sort of adventure in a world filled with demons and difficult decisions the characters have to make.
I'm not sure as I haven't read it. But typically, the main characters in a light novel are those whose perspectives we follow most often, who drive the plot forward through their actions and decisions.
One popular 'megami tensei light novel' is 'Shin Megami Tensei: Devil Survivor 2 - Showdown in Another World'. It has an exciting story filled with elements of the Megami Tensei universe like demon summoning and complex character relationships.
You can try checking large online bookstores like Amazon. They usually have a wide range of light novels available, including ones related to popular franchises like Shin Megami Tensei.
I'm sorry I haven't read this light novel specifically, so I can't point out the interesting parts directly. But generally, in light novels, interesting plots might include unique character relationships, unexpected plot twists, and fascinating world - building elements.
Well, without having read 'mamoru kun ni megami no shukufuku wo light novel', we can only make assumptions from the title. 'Mamoru kun' might be the main character, and 'megami no shukufuku' which means 'the goddess' blessing' could be the central theme. It could be a story of how this blessing impacts Mamoru kun's life. It might be a fantasy story where the goddess' blessing gives him some special powers or a new purpose in a magical or fictional realm.