Kagerou Daze, Vol. 3 (manga)

The third volume of the manga from multimedia mega-talent JIN (Shizen no Teki-P) concerns the strange experiences of Takane Enomoto. She attends high school with only one other student in her class and has a teacher who takes "underachievement" to exciting new heights. Somehow, though, they're going to have to put on a show for the school festival. But how does this connect to Takane's secret other life as a legendary gamer?And will her legend survive the festival intact?