The everlasting war between Heaven and Hell has taken it's toll on both sides.Twins Lucan and Lucy are trying to bring back their father,and the fate of Earth,Heaven,and Eden,all falls onto Dylan's shoulders.

Siera is feared by her classmates and is always wearing a hood. One day yui stumbles in on Siera singing a sad song that makes her cry. When Siera turns around yui sees a tear of blood fall down Siera's cheek. What will happen when the vampires find out? Will Siera find love or will she find more hate?