Another possibility for the main theme could be a journey, either a physical one or an emotional and mental journey. The 'blinding light' in the title could symbolize a sort of revelation or destination in this journey that the characters are undertaking, which is a common theme in many works of fiction.
I don't know the exact main theme as I haven't read it. But it could be about self - discovery considering many novels explore such a theme.
The unique plot might be one factor. It could have a story line that's not commonly seen in other novels.
I'm not sure specifically about reviews for 'Blinding Light, A Novel' as I haven't read all the reviews myself. But you can check on Goodreads. There are usually many readers sharing their thoughts there.
It's possible that the main theme is love. Love can be a powerful force that can lead a person from a state of despair or confusion 'into the light'. It could be romantic love, or love in a broader sense like the love between family members or friends that helps the characters grow and change.
Another theme could be the exploration of different cultures. Since it's set in different cultural contexts, it delves into how people from various cultures interact, misunderstand each other at times, and yet find common ground. This is shown through the relationships between characters from different cultural backgrounds, and how they navigate through cultural norms and values.
The main theme could be power and its corrupting influence. In many stories, when characters gain great power as often seen in 'lord of light novel', it can change them, either for good or bad, and this exploration of how power affects individuals and society is a central aspect.
I'm not sure specifically as I haven't read it in detail. But it could potentially be about hope or discovery, as 'light' often symbolizes positive things like hope, and 'hills' can represent a journey or exploration.
Since I haven't had the chance to read 'heat and light a novel', I can only make some assumptions. It could be that the story is about how heat and light interact in a particular world, whether it's a physical world within the story or a metaphorical one representing human emotions and ideas. Maybe it shows how the characters are affected by the presence or absence of heat and light, both literally and figuratively.
Well, without actually reading the 'no friends light novel', it's hard to say for sure. But generally, if it's centered around having no friends, it could be about the growth of an individual in a solitary situation. It might show how the character develops self - reliance, discovers new aspects of themselves, and perhaps in the end, either learns to be content without friends or manages to make some new ones.
I'm not sure specifically as I haven't read it, but it could potentially be about hope in difficult situations, as 'light' often symbolizes hope and 'shadows' can represent hardships.
The main theme could be about change. The idea of 'losing the light' might imply a shift from a positive or known state to something different. Maybe the characters in the novel experience significant changes in their lives that force them to adapt and reevaluate their values.