Magical Girl Apocalypse

Mahō Shōjo of the End (魔法少女・オブ・ジ・エンド) is a manga series written and illustrated by Kentaro Sato. It was published since June 12, 2012 in the magazine Bessatsu Shōnen Champion by Akita Shoten, and ending on August 12, 2017 with 64 chapters, being compiled in 16 volumes tankōbon. A spin-off series by the same author, Mahou Shoujo Site, began to be published on July 4, 2013. The series is published in North America by Seven Seas Entertainment.

Plot
Kii Kogami, an ordinary high school student, hates his normal life and wants something to happen. One day, in the middle of classes, he looks out the window and sees his teacher's head explode violently when a little girl hit her.

He goes to the bathroom to try to calm down convinced that he is dreaming, but unfortunately, when he returns to the classroom, he finds most of his dead because of the same girl, who only repeats the word "magic".

Soon, Kii and his childhood friend - a quiet, often intimidated girl named Tsukune Fukumoto - witness the resurrection of the corpses of their friends in a murderous wave of zombies saying only the word "magical".

Now Kii and Tsukune, with the help of Rintaro Akuta, Kaede Sayano and other survivors, should try to hold on and try to figure out what caused this invasion of Magical Girls.

Official

 * Akita Shoten Page of the Japanese publishing house where the manga is published.
 * Seven Seas Entertainment Page of the American publisher where the manga is published.

Other Sources

 * Manga:

Other Wikis

 * Mahou Shoujo Site Wiki - Wikia on the spinoff series.