Mizuki Hijiri, is a high school girl who just transferred schools. At her new school, she has a fateful encounter with boys suffering from chuunibyou (adolescent delusions of grandeur). There is Noda who dreams of becoming a hero, the tragically handsome otaku Takashima who only likes 2D girls, Nakamura the supposedly "reincarnated" angel or devil (he can't decide which), and the self-professed string-puller Tsukumo.
Unaired episode 12 included with volume 4 of the BD/DVD release.
The student council asks the Hero Club to travel to a distant temple and assist the guardian in his duties - but the guardian has a very familiar face...