of the Lustrous is set in a far future Earth, where humanity's distant descendants live on in a small group of sexless crystalline beings who must fight off an invasion from the Moon.

FAILURE

After failing to get Kongō to pray for the Lunarians, Phosphophyllite returns to the moon to regroup, but Padparadscha has been covered in Cinnabar's poison, and Yellow Diamond has taken a severe psychological blow. Now Phos must come up with a new plan, but ideas are in short supply. Meanwhile, Cairngorm and the other gems are finding life on the moon to be surprisingly agreeable...