After the apocalypse, vampires rise to take control of what is left of the Earth, and Yurichiro is determined to destroy them all. But now that he and Mika are on the run once more, he soon has to face the Second Progenitor Ri?gr Stafford. When the Hyakuya Sect attacks the Demon Army, it prompts all out war between vampires, humans, and demons. To make matters even worse, Mahiru tells Guren it's time to betray everyone, just as they have always planned.