I'm sorry I don't know as I haven't read this light novel. It could be a young hero or heroine who is the central figure in the story of getting 'into the light once again'.
I'm not sure specifically as I haven't read it in detail. But usually, in a light novel, there is often a protagonist who drives the story forward. There could also be a sidekick or a love interest that plays important roles.
There's no way to know exactly without more information about this 'once again into the light novel'. However, it's common in light novels to have a male or female lead character with some unique abilities or characteristics. There could be side characters like friends who join the main character on their journey into the light novel world. Maybe there's an antagonist who tries to stop the main character from achieving their goals within this world.
I'm not sure as the name of the novel isn't very common. But typically, in a story with such a title, there might be a protagonist who is on this journey 'into the light'. It could be a character who has been through some sort of trauma or hard times and is now emerging.
Since I don't have access to the exact details of this novel, it's hard to say for sure. However, in many Korean novels, there are often characters who represent different aspects of society or values. So, in 'Once again into the light', there could be a character who embodies traditional Korean values and another who is more modern and forward - thinking, and they interact in interesting ways throughout the story.
Well, without having read the whole 'Once Again Into the Light' web novel, we can make some assumptions. Usually, the main character is the one who has to face the challenges and make the journey. There might be a sidekick or a friend character who accompanies the main character. And there are often characters who represent different aspects of good and evil. So, the main character is the key, and then there are those who support or oppose their path towards the light.
In a web novel with this title, we can assume that the main character is someone who is in search of something. It could be a young adventurer who has lost their way in a dark world and is now, once again, finding their own path towards the light without any companions. There could be other characters like antagonists who try to stop the main character from reaching the light, or supporting characters from the main character's past who are mentioned but not actively part of this current journey into the light alone.
Well, from the title 'into the light once again light novel', it might be a story centered around transformation. It could be that the protagonist has gone through some sort of trauma or setback and is now on a path to recovery and growth. The 'light' could represent various things like truth, love, or a new way of life. There could be different sub - plots involving the protagonist's relationships with other characters, and how these relationships either help or hinder their journey back into the light.
It could be about redemption. Maybe the story is about a person who has made mistakes in the past and is now trying to come back into the good, into the 'light' so to speak. They are making an effort to right their wrongs and start anew.
Well, in 'Once Again Into the Light' web novel, often web novels have themes related to growth. So, growth in character, in power perhaps if it's a fantasy - type novel. Another theme could be relationships. The protagonist might form new relationships or repair old ones as they move towards the 'light'. It could also be about hope, that no matter how dark things get, there's always a way back to the light.
I'm not sure specifically as I haven't read it. But it might be about a journey of self - discovery or redemption, where the characters move from a dark or difficult situation 'into the light' again, perhaps overcoming personal struggles, relationships issues or some sort of internal turmoil.