A Zerot armada heads to Earth with instructions to test a weapon that will destroy the solar system. Peter and Kobios face certain death in a deadly arena, their fate orchestrated by the Zerot Queen. Birjjikk has trapped Grace in a shifting realm of mathematical pessimism, rendering her the vilest of creatures—those she went to save are now her bondservants.
Prince Daviss must choose who to save, leaving the others to their inevitable fates.