"The bizarre serial killer who crashes her victims' cars while riding inside them strikes again--only this time, her target is one of the field analysts pursuing her! And just as the Wakumusubi stolen off this latest victim picks up a fresh drive to kill, Hondoumachi takes a turn diving into the murderer's deadly psyche, leaving Narihisago free to investigate this new id well. What awaits him there is something he should never lay eyes on, and the experience may push him past his breaking point..."-- Back cover.