Experiment Journal of the Secret Evolution Technique (Sch-mit)

After a brutal abduction and transformation at the hands of the beastman Balzac, sisters Manya and Minea escaped their confinement as monstrous, parasitic beings. Unleashing a plague of larvae that corrupted the town of Monbabara, Manya ultimately murdered her tormentor, losing the last vestiges of her humanity. Now driven by an insatiable instinct to propagate and destroy, the sisters roam the land as a catastrophic threat, heading toward a fateful collision with a legendary hero.