Daijirô Morohoshi

A school was built on one of the Gates of Hell, behind which hordes of demons await the moment they will be free to roam the Earth. Hiruko is a goblin sent to Earth on a reconnaissance mission. He beheads students in order to assemble their heads on the demons' spider-like bodies. Hieda, an archaeology professor, and Masao, a haunted student, investigate the gory deaths.

The wall man is a strange wall-dwelling creature that is neither human nor ghost.

Satomi is a research student who travels to northern Japan seeking reported olden Christian relics. On the island of Hokkaido and in a village, odd deeds are occurring. As such, she bands together with another researcher and locals to uncover the truth and understand the infernal happenings of which there are many.

Long ago there were fierce gods of legends who shook the earth to its foundation with their power. There are now prehistoric rivals from the primitive times in Japan, that fought to protect their secrets in the present day. The God of Darkness Susanoah-oh is now sleeping in the shadows of the underworld waiting for his rebirth. However his coming hasn't gone unoticed. There are agents from the Kikuchi Clan (descendants of Japans first inhabitants) who have seen the warning signs of the spreading of darkness's bringing. These investigators are armed with ancient knowledge and artifacts who are willingly prepared to face the God of Darkness. Now they must fight the assembled spirits of hell to find the one young boy who is chosen by fate to grasp the chaotic might of the deadly Gods.

The story follows two girls named Shiori and Shimiko who become involved in strange incidents in their town.