Hikaru Akao

Moeta Kaoruko ia a 15-year-old high school student and manga creator, who uses the pen name Chaos. After ranking at the bottom of a reader survey, Kaoruko's editor recommends that she enter an all-female dormitory for manga creators. Kaoruko's roommates are shoujo manga creator Koizuka Koyume, teen romance manga creator Irokawa Ruki, and shounen manga creator Katsuki Tsubasa. The girls support each other as they work to become better manga creators. (ANN)

A party of adventurers attempt to defeat a demon lord. They fail, accidentally sending her back in time. The demon lord decides to go to the adventurer school where these four girls trained, and become their teacher, all in the hopes of getting them expelled.

Three young Japanese gangsters are forced to become a female singing group by their boss to pay for screwing up an important job. (rottentomatoes.com)

The story begins with the peaceful daily life of schoolgirls, which suddenly breaks down when former schoolmates become zombies. The story follows the actions taken by the girls left behind on the school roof.