You by the Clouds

South of Caiyun, there is a small border town. There are soldiers guarding the border in the town, and there is also a school with multiple academic levels. One is a major in the army, and the other is a teaching teacher. They met in this land beside the clouds, spent the best years of their lives here, and also met the most important group of "friends" in their lives. A small town by the clouds, the story begins here. Concept: The story of border guards and supporting teachers