The 'the saga of tanya the evil vol 1 light novel' focuses on Tanya. Tanya is a very interesting character. She has to deal with the challenges of a world where there is magic used in warfare. The plot shows how she uses her intelligence and skills, both in combat and in dealing with the military hierarchy. There are various events that show her adapting to the situation, facing off against enemies, and also making decisions that have far - reaching consequences for herself and those around her. It's a great read for those who like stories set in a unique fantasy - military world.
Tanya is the central figure, of course. In addition to her, there could be important political figures who interact with her, either as allies or opponents. Her superiors in the military chain of command also hold significance as they can give her orders and influence her actions. And there may be some unique characters on the enemy side who present particular challenges to Tanya.
In this volume, Tanya continues her military campaigns. One main point is her facing new and complex battle situations. There are also political intrigues in the background that start to impact her actions more directly. Another aspect could be her character development as she has to adapt to the ever - changing circumstances of war.
Since the series often focuses on military aspects, there might be new comrades or rivals within the military for Tanya. They could be soldiers with unique skills or personalities that either help or hinder Tanya's progress. Also, there could be some civilian characters who get involved in the military - political situation, like diplomats or spies, that start to play a role in Tanya's story in this volume.
The 'Saga of Tanya the Evil' series often involves Tanya's military exploits and her struggle in a war - filled world. In Vol 11, perhaps there are new strategic battles she has to face, new enemies she encounters, or further developments in her relationship with her comrades. But without reading it, it's all speculation.