Teru Aoki (青木 輝) is on a train to Tokyo after a school trip. A disaster occurs which partially destroys the train and blocks a tunnel. When Teru awakes, he finds all his classmates and teachers are dead.
Dragon Head is a Japanese manga series written and illustrated by Minetaro Mochizuki. It was serialized in Kodansha's seinen manga magazine Weekly Young Magazine from 1994 to 1999, with its chapters collected in ten tankōbon volumes. It was licensed for English release in North America by Tokyopop and later by Kodansha USA.