Himiko agrees to help Miyu defeat a ghastly armored monster. In return, Miyu tells the tale of how she met Larva, her silent companion. Later, Himiko learns of the tragic fate of a husband and wife. Meanwhile, a beautiful young man with a ghastly laugh circles and waits. Who is he? What is the secret of the Armor? And what of the Shinma? Can Himiko put the pieces of the puzzle together in time?