Grope: Yami no naka no Kotori-tachi

When a devastating earthquake shatters the peace of their school, a group of female students finds themselves trapped and vulnerable. With the world above in chaos and rescue seemingly a distant hope, their desperate situation quickly devolves into a terrifying ordeal of survival and subjugation. As the lines between victim and predator blur in the crumbling confines, the girls must confront the darkest aspects of human nature. This intense OVA plunges into a harrowing scenario where the fight for freedom becomes a brutal struggle against overwhelming odds, exploring the terrifying depths of despair and exploitation.

✦ AI-drafted summary