A novelization of the series, written by Ikuhara, Takayo Ikami, and Kei Takahashi and illustrated by Morishima, has been published by Gentosha Comics. The first novel was released on January 19, 2015 while the second novel was released on March 31, 2015.
According to the Anime series, long ago, a far off planet known as Kumaria exploded, turning into a meteor shower that fell upon earth. This lead to bears becoming violent and attacking humans, who created the Wall of Severance to separate humans and bears. Several years later, two bears named Ginko Yurishiro and Lulu Yurigasaki disguise themselves as humans and enroll in Arashigaoka Academy, where Ginko takes interest in a human girl named Kureha Tsubaki.