Mochizuki is slain, and the devastated Maruka spirals out of control. Teaming up with the Academy Game mastermind, Gaku Saitou, she sets off on a Groan-Up killing spree…but still more secrets lie in wait for her. The motivations of those behind the game and the true nature of Groan-Ups are far uglier than she could possibly imagine. Can Maruka and her former rivals stop the Academy Game before its national release…and before more like them get corrupted?!