Kodoku No Kochou Wa Donna Yume Wo Miru No Ka? raw: This world has been invaded by bugs. Humanity has been deprived of its ability to survive with the appearance of the "Armor Bug", a mutant insect monster that can defeat all modern weapons. The only ones who can fight against these armored insects are the "Chouhi", girls who possess insects that have evolved differently from the armored insects. Ayumi Komiwa is a candidate to become a butterfly princess, but she is struggling with the fact that she cannot fulfill this destiny. Her best friend has abandoned her, and the person she admires no longer acknowledges her existence. However, in a moment of despair during a battle with the armored insects, Ayumi transforms her body into a butterfly. As her wings flap, the world is transformed...