This type of erotic novel is often called a child-bearing novel, in which the victim is an older male and the attacker is a strong, strong young man. He was usually afraid of the attacker and worried that he would run away with his children. This kind of plot often appeared in some affectionate father-son relationships, and sometimes it touched the readers.
One of the most famous child-bearing novels was " Why the Silent Flute ", which told the story of a child born between an older man and a man a few years younger than him. The character in this story was very charming, and his fear and worry were well expressed.
I'm not sure specifically which 'lonely attack on the different world novel' you're referring to. There could be many novels with such a title or concept. It might be about a character who undertakes a solitary offensive or journey in a different world, perhaps facing various challenges alone.
I haven't read this web novel specifically. But generally, in such novels about attacking a different world, the plot often involves elements like the protagonist being transported to an unfamiliar world and facing various challenges. Maybe in this 'lonely attack on the different world', the protagonist has to struggle alone against the unknowns of that world, like strange creatures, complex magic systems or different social structures.
I'm not entirely sure as I haven't read it in full. But generally, it might involve a character being alone in a different world and having to fend for themselves, perhaps facing various challenges and enemies in that new world.
I think the title itself implies a sense of solitude in the attack on the different world. Maybe the protagonist has to face the challenges alone, which sets it apart from other novels where there are often groups or teams. It could also be the way the different world is depicted, perhaps with unique rules or creatures that are different from the common tropes in other similar novels.
I'm not sure specifically as I haven't read it. But generally, a 'lonely attack on the different world' light novel might be about a character who is alone and has to face various challenges in a different world. It could involve things like fighting monsters, exploring new places, and trying to find a way back home or to fit in the new world.
Without more details about the particular 'lonely attack on the different world novel', it's impossible to accurately name the main characters. But in general, the main character might be someone who has been somehow separated from their normal life and thrown into this different world. They could be a loner type, someone who is used to relying on themselves. There might also be other characters like a guide figure who appears later to help the main character navigate the new world, or an antagonist who tries to stop the main character's 'attack' or progress in the different world.
Typically, in a 'lonely attack on a different world light novel', the main character is often alone at the start. They might be an outcast in their own world and find a new sense of purpose in this different world. There could be elements of exploration, where they discover hidden powers, make new allies or enemies, and perhaps have to deal with a power - hungry villain who wants to rule both worlds. It's all about the journey of this lone character in a strange and often dangerous new environment.
I don't know for sure as I haven't read the novel. But it could have a solitary hero as the main character, someone who has to rely on themselves in this different world.
There's no way to know exactly without reading the light novel. However, based on the title, the main character is probably someone who undertakes this 'lonely attack' on the different world. They might be a loner by nature or made into one by circumstances. There could be other important characters as well, such as the rulers of the different world who oppose the protagonist's actions, or other lost souls like the main character who have also found themselves in this different world and together they form an unlikely group to face the challenges ahead.