Akira and the boys run into traditional Okinawan sanshin player Kaito. Meanwhile, Shizuka and the girls team up with Yui, Kaito’s childhood friend who has survived due to her anxiety-fueled foresight. As the largest horde of zombies in history threatens the safety of Okinawa’s military base, Shizuka conceives a plan to reunite the two groups. It’s time to gear up for a zombie showstopper!