One of the main themes is friendship. The characters in the Kuroko Light Novel often rely on their friends and develop deep bonds throughout their adventures. Another theme is competition, especially in the context of the sports elements in the story.
Since I'm not sure which exact 'exterminator hana kuroko light novel' you're referring to, I can't give you the plot. But generally, in a light novel with an 'exterminator' in the title, it might involve a character who has to deal with some sort of pests or threats in a fictional world, and 'hana kuroko' could be the name of the main character or something important in the story.
The main characters include Kuroko Tetsuya, a player with unique passing abilities, and Kagami Taiga, a talented power forward. There are also other members of the Seirin High School basketball team like Riko Aida, the coach.
Kuroko Tetsuya is really popular. His quiet and mysterious nature, along with his unique basketball skills, make him stand out. He has a certain charm that attracts a lot of readers.
The main characters include Kuroko Tetsuya, a former member of the 'Generation of Miracles' known for his misdirection ability. Kagami Taiga, a power - forward with great athleticism. And there are other members of the Generation of Miracles like Aomine Daiki, Murasakibara Atsushi, etc.
The Kuroko no Basket light novel is popular mainly because of its engaging characters. Each character has a distinct personality and backstory. The intense basketball matches described also contribute to its popularity. The rivalry between different teams and players, like the Generation of Miracles and the new Seirin team, keeps readers hooked. Moreover, the concept of teamwork and individual growth within the story is very appealing.
I'm not very familiar with a specific 'exterminator hana kuroko light novel'. You could try searching on popular light novel platforms like BookWalker or Amazon Kindle to see if there are any such novels available.
In such a fanfiction, perhaps it could start with Kuroko being targeted by a rival team who want to disrupt Seirin's plays. They might kidnap him on his way home from practice. His teammates would then start a frantic search, led by Kagami. They would scour the city, following any leads they could find. In the end, they manage to rescue Kuroko and their bond becomes even stronger through this ordeal.