After a catastrophic epidemic kills every adult on earth, vampires arise from the shadows to enslave the remaining human population.
But things go horribly wrong, and his dream is kept alive at a cruel price..
One day, Yuichiro's dreams of fighting back are realized when the orphans stage a daring escape.
But before he's allowed to fight vampires, he has to complete his first, terrifying mission - make new friends with his fellow aspiring monster slayers! Yuichiro and his friends are kept as vampire fodder in a creepy institution masquerading as an orphanage.
Yuichiro escapes from captivity and joins the Japanese Imperial Demon Army.
After a catastrophic epidemic kills every adult on earth, vampires arise from the shadows to enslave the remaining human population
