Seraph of the End, Vol. 01

After trumpets of the apocalypse proclaim the fall of humanity, vampires arise from the shadows to rule the earth, Yuichiro wants just one thing- to get revenge by killing each and every vampire. Yuichiro and his friends are kept as vampire fodder in a creepy institution masquerading as an orphanage. One day, Yuichiro's dreams of fighting back are realized when the orphans stage a daring escape. But things go horribly wrong, and his dream is kept alive at a cruel price.