One possible theme could be power and corruption. The boy starting the war might initially have good intentions, but as he gains more power in the process of the war, he could be corrupted by it. Another theme could be sacrifice. He may have to sacrifice his own relationships, his normal life, or even his morality to achieve his goals in the war. And of course, there could be a theme of redemption, if he realizes the error of his ways and tries to end the war he started.
Themes in such a light novel could include chaos and order. The boy's actions of starting the war bring chaos to the universe, and the story could be about the struggle to restore order. Another theme might be the cost of war. This includes not only physical destruction but also the emotional and psychological toll on the characters. Friendship and betrayal could also be themes. The boy may have friends who support him or betray him during the war, and these relationships could shape the story's development.
In a 'boy starts a universe war' light novel, the theme of identity could be prominent. The boy may struggle with who he is as he takes on the role of a war - starter. Is he a hero or a villain? There could also be the theme of survival. In the midst of a universe - wide war, he has to find ways to survive and protect those he cares about. Additionally, the theme of exploration might be present. As the war spreads across the universe, new planets, species, and technologies could be discovered, adding to the overall theme of the story.
I haven't come across a light novel named 'boy starts a universe war' yet. However, if it were to exist, it might follow a pattern similar to other space - themed or war - themed light novels. The boy could be a special protagonist, perhaps with some unique power or ability that gives him the audacity to start a universe - wide war. Maybe he has a grand plan for change or is being manipulated by some hidden forces. Without more information, it's hard to say for sure.
Growth and self - discovery are likely themes. The 'sugar boy' in the title might go through a series of experiences that lead to his personal growth. For example, he could face difficulties that force him to learn more about himself and the world around him.
Power. A war lord is likely to be all about power, whether it's political, military or social power within the context of the story.
One possible theme could be the futility of war. The novel might show through its story how war often leads to destruction and loss without achieving much in the long run.
Another theme might be growth. Through their interactions with the birds, the boy or boys could grow in understanding, compassion, and a sense of responsibility. For example, if they rescue a bird, they learn about taking care of another living being. This could be a step in their personal growth journey.
One possible theme could be friendship. The boy might form deep bonds with other characters in the story, and these friendships help him through tough times.
One possible theme could be about breaking gender stereotypes. The boy in the girls school might face challenges and also opportunities to show that boys and girls can share the same educational space and experiences. Another theme could be friendship. He would form unique friendships with the girls, which might be different from his previous friendships with boys. Also, a theme of self - discovery could be present as he navigates this new and different environment.
Another theme could be struggle. The 'blues' implies some sort of hardship or difficulty. It might be the boy's struggle against society's expectations, or his own insecurities.
One possible theme is isolation. Since the boy is forsaken, he's likely to be alone and the story could revolve around his feelings of loneliness. Another theme could be identity. Discovering he's a werewolf means he has to figure out who he really is.
The themes could include the struggle between the inner self and the outer world. The introverted boy has his own quiet world inside, but has to face the demands of the outside society. Additionally, friendship could be a theme. It might show how difficult it is for him to form friendships, but also how valuable those connections can be when they happen. And lastly, personal transformation, as he might change and grow throughout the story.