This is a criminal gang composed of fourteen or fifteen-year-old children. They have no noble sentiments, but they have principles for life; they do not have pure kindness, but they have the most basic conscience. They linger on the edge of the city, the edge of society and the edge of humanity all day long. Their classroom is society, and what they learn are various criminal methods. And the person who brings them into this classroom, their teacher, seems to have a bigger secret. You never know how scary a group of fifteen or sixteen-year-old children can be...
Purpose: To help readers see the real society.