I'm not sure specifically as I haven't read it in detail. But generally, it might be about hunters in an S - class setting. Maybe they are on some sort of dangerous quests, hunting powerful creatures or solving mysterious cases within that special class system.
Another option is to seek help from the local authorities or some powerful characters in the story. If there are knights or guards in the world of the novel, they might be able to fend off the hunters. For example, in many similar stories, the town's militia has been called upon to deal with such threats.
It was rare for a novel to have a stepmother who was his class teacher, but it was not impossible. This kind of plot is usually seen as a plot reversal. The protagonist originally had no hostility or feelings towards the class teacher, but as time goes by, the protagonist finds that he has feelings for the class teacher and the class teacher has a good impression of him. This kind of plot often involved the protagonist's family relationship or growth experience, and it might also involve moral and ethical issues.
Hunters is not a graphic novel. Usually, a graphic novel has a lot of illustrations and a specific style. Hunters doesn't fit that description. It could be a different form of entertainment altogether.
Fan Xian's class was the homeroom teacher's. Fan Xian was compared to the class teacher, fighting wits and courage with the students. This scene reminded people of the interactions with the class teacher in school. Although the search results did not explain in detail what Fan Xian's class smell was, it could be inferred that Fan Xian's class smell was similar to the sense of responsibility, authority, and management ability of a class teacher.
There were many novels with female leads that were similar to Hunter's World. Here are some recommendations:
"Battle Through the Heavens": This is a very popular fantasy novel that narrates the growth of a youth called Xiao Yan. After experiencing all sorts of difficulties, he finally became the powerful ruler of the Dou Qi continent.
2 "Martial Yin Yang": This was a fantasy novel about a young man named Lin Dong who continuously grew in the process of practicing martial arts and eventually became a powerful martial artist.
[3. The Legend of the Shepherd God: This is a fantasy novel that tells the story of a young man named Mu Chen. He took risks in a mysterious world to find the truth and finally became a powerful warrior.]
[4][Full Time Expert]: This is a gaming competition novel about a young man named Su Mucheng who became an expert in a game world and competed fiercely with other players.
[5. Lord Snow Eagle: This is a fantasy novel about a girl named Su Ming. She became a warrior in a mysterious world and started an intense battle with other powerful warriors.]