There are three types of people in this world, those who know how to fight, those who know how to heal, and those who know how to plant trees.
This represents three kinds of supernatural spirit beasts, the spirit beasts that can attack and have their own abilities, the spirit beasts that can heal and need to learn their own abilities, and the spirit beasts that can do nothing.
The Royal College of Roses therefore has three departments, the Military Academy, the Medical College, and the Rose College.
And this story takes place in this college.
Intention: Keep a low profile and be humble