How a Realist Hero Rebuilt the Kingdom: Volume 8

In the face of a looming monster invasion known as the "Demon Wave," Souma is called upon to send reinforcements to the Union of Eastern Nations, leading him to the Kingdom of Lastania. There, he joins forces with Julius, a former adversary now serving as a visiting general, as they work together to defend the kingdom. The story explores themes of teamwork and strategy amid a high-stakes crisis in a fantastical setting.