Armed with Gears--superpowered battle-ready prosthetics--Youkou has joined the Jackalopes in their fight against the monsters known as "Spiders." Humans transformed as a side effect of their own Amenotori-supplied transplants, the Spiders are becoming more and more active--and destructive. But one distinct group of Spiders, the Shikagura, is more organized than their randomly ruthless brethren, and they're honing in on one particular target...the Jackalopes!