Enter Shokugyo Koroshiya, an underground website that allows hired killers to bid for the lowest amount to take the paying job that they want. Kumo, the top killer of the agency must keep killing to keep a m...

A poisonous atmosphere known as madness settled over Japan, causing mass devastation. Humans, wearing gas masks, hunt and kill monsters transformed by this gas.

In a city where most people have been turned into vampires after a UFO incident, a group of boys attempts to survive and fight against the aliens and vampires.