I'm not sure specifically as I haven't read that exact novel. But generally, 'one turn kill' might refer to a very powerful or decisive action within the story. Maybe it's about a character in the 'dark partisan' story who has the ability to defeat an enemy in just one move or turn.
The 'one turn kill of the dark partisan light novel' might revolve around a battle - oriented plot. The 'dark partisan' is likely to be a key element, perhaps an antagonist. A 'one - turn kill' implies a quick and efficient way of dealing with this entity. It could be that the story builds up to this moment of the one - turn kill, with the main character going through various challenges and growth. They might discover a hidden power or a long - lost technique that enables them to execute this one - turn kill, and this could be the climax of the story, resolving the conflict with the dark partisan.
In the 'one turn kill of the dark partisan novel', the main characters might be complex individuals. There could be a group of characters who are part of the 'dark partisan' faction. Among them, there might be a key figure who holds the secret or the power of the 'one turn kill'. On the other side, there could be characters from a different faction who are intrigued by this power and are either trying to understand it, copy it, or destroy it. And there may be a character who has a personal vendetta against the one with the 'one turn kill' ability, adding more drama to the story.
Since I haven't read the novel, I can't say for sure. But likely there is a character who is able to perform the 'one - turn kill' and the 'dark partisan' which could be a main character too, either as an antagonist or a complex anti - hero.
Since I'm not familiar with this exact novel, we can only make some assumptions. In the world of isekai novels, there are often different races, magic systems, and political structures in the other world. 'ore to kawazu san no isekai hourouki novel' might tell the story of how 'ore' and Kawazu san interact with these elements. They could be on a quest to return home, or they might be trying to make a new life in this strange new world. They may encounter various friends and foes along the way and have to use their wits and any special skills or knowledge they have to survive and thrive.
Not having read 'ore to kawazu san no isekai hourouki light novel', I can only speculate. It could be that the characters are what make it special. For example, the relationship between 'ore' and 'kawazu san' might be developed in a very interesting way. Or perhaps the world - building in the isekai part is extremely detailed and immersive, with unique cultures, races, and landscapes that draw readers in and make it a distinct and enjoyable read.
Sorry, I haven't read this light novel specifically, so I can't really recommend it. But you can check out some light novel review websites or forums where readers might share their thoughts on it.