4 parts Ongoing In the aftermath of a sudden and brutal apocalypse, a group of high school students find themselves into a world of chaos and horror.
As monstrous flesh-eating beasts attacked their school, devouring and slaughtering everyone in sight, Shinzu manage to escape and had been trying to survive in the fucked up world, with the fellow survivors she encountered. Each home they visit reveals only more death and destruction, with bodies of civilians, police, and soldiers scattered everywhere.
Armed with swords scavenged from a museum and a police station, the group learns to fight back against the monstrous invaders. Their survival skills are put to the test as they journey to this new, terrifying world.
As their journey continued, Shinzu stumbled into a trouble that could've led to her death if weren't only for a new survivor who saved her.
Along the way, the group of friends joined the new group as they tried to survive the apocalypse altogether.
However, while trying to find out the truth behind the apocalypse to save humanity, they discovered something so shocking that it changed everything. As the truth came to light, the real horror began to unfold.