[Anime] Yuuki Yuuna wa Yuusha de Aru

In the era of the gods, year 300. Yuuna Yuuki lives an ordinary life as a second year middle school student, but she's also a member of the "Hero Club," where club activities involve dealing with a mysterious being called "Vertex." AniDB

so far, I can't help but think that this is a lighter version of a certain magical girl anime.

Will watchfor some wtf plot twists

EDIT : THEY'VE DONE IT!

THIS IS BY FAR THE BEST PLOT TWIST THIS SEASON!

eventhough there was a prequel in a form of a light novel..but still!