Synopsis
The insects came and took over everything. Humanity lost ground when the "Armored Bugs" showed up—mutant creatures with exoskeletons that laughed off every weapon we had. Only the "Noble Butterflies" could fight back: girls carrying "Insects" that had evolved down a different path than the armored ones. Odamaki Ayumi was supposed to become a Noble Butterfly too. She trained for it. But it never happened. And then her best friend—the one she'd looked up to, the one who was supposed to stand beside her—just... stopped being around. She spent her days in that hole until an armored bug nearly killed…
