A woman walks alone at the foot of Mount Sengoku. A man appears, saying he’s been waiting for her, and invites her to a nearby village. Surprisingly, the village is covered in hairlike volcanic glass fibers, and all of it shines a bright gold. At night, when the villagers perform their custom of gazing up at the starry sky, countless unidentified flying objects come raining down on them—the opening act for the terror about to occur!
(Source: VIZ Media)
— Description from AniList community (anilist.co).
