Gamer siblings Sora andShiro have at least defeated the Old Deus Holou, and now theyre switchinggears: their next endeavor is to make Holou the number-one idol pop star in allof Disboard!But amid the chaos of their pet project comes a strange messagefrom the representative of the 10th-ranked race, the Ex Machina...Is another arduous battle on the horizon for Sora and Shiro?!