(W) Keishi Ayasato (A) Murakaruki Years ago, mysterious beings only known as kihei appeared without warning and overran the world. To confront this strange menace, the Twilight Academy was established to train students in black magic and how to battle the otherworldly invaders. Graduates of this school are no strangers to death and many meet their doom while fulfilling their duty to protect humanity. Kou is just one more casualty in this war for survival...or so he thinks. Before he can even appreciate the fact that he's still alive, a kihei pledges her loyalty to him and vows to stay by his side until the end of days, setting off a chain of events that can only lead down the road of madness and chaos.

(W) Keishi Ayasato After taking a kihei as his Bride and overcoming the massive invasion known as the Gloaming, Kou Kaguro has finally earned some peace for himself and his friends. But as they prepare for a festival to commemorate his hard-won victory, the unthinkable happens-Kou is murdered. Over and over, endlessly... Surely there must be some mistake? And what does all this have to do with an unexpected transfer student?

(W) Keishi Ayasato (A) murakaruki After narrowly avoiding a terrible fate at the school festival, Kou renews his friendship with his old classmates from Research, Asagiri and Isumi. As they pass the time peacefully, Asagiri decides to confess her love to Kou. However, the very next day, Isumi informs Kou of some shocking news???Asagiri has disappeared in the kihei-infested ruins! As he searches for her, a new threat appears which may shed light on the true nature of the kihei. For the sake of his beloved Brides, Kou must make a choice.

(W) Keishi Ayasato (A/CA) Hina Yamato, Saki Ukai Kaito has had a rough life, but it only gets worse after he dies. When he's summoned to another world, he meets a beautiful and terrifying girl who offers him a choice-to be her servant and help her slay demons, or to suffer at her hands!

(W) Keishi Ayasato (A/CA) Saki Ukai In this dark, gothic fantasy, a boy is summoned to another world where he meets a beautiful and terrifying girl who offers him a choice-to be her servant and help her slay demons-or to suffer at her hands!

(W/A/CA) Keishi Ayasato There are many foes that will succeed the 'Emperor' and his contractor, Vlad. In preparation for future battles, Kaito begins to study magic. He even managed to defeat the Governor, but it was a trap. Vlad's old friend, Fiore, the Grand King, was able to sacrifice the soul of his brother and seal Elisabeth's powers! With the Torture Princess out of commission, the one to come to the rescue is none other than Hina! Ages 16 And Up, Grades 11 to 17

(W) Keishi Ayasato (CA) Keishi Ayasato The Grand King has been vanquished at last, but her death comes at great cost. Hina's long slumber, Kaito's contract with the Emperor, and the death of Godd Deos will have lasting consequences in ways they have yet to realize. With three demons left to vanquish, and a long road of uncertainty before them, how will Elizabeth and Kaito face what lies ahead® For readers ages 16 and up.

(W/A/CA) Keishi Ayasato 'I shall grant you a quick death.' Such were the words uttered by Elisabeth, having been ordered eliminate to Kaito, the fifteenth demon contractor, host of the Kaiser, and enemy of all mankind. Elsewhere, Kaito and Hina receive some unexpected aid from a person who 'welcomes the enemy of humanity as a guest.'

(W/A) Keishi Ayasato Life for a life. With nowhere left to turn, the people of the realm beseech Elisabeth to sew chaos far and wide. And if she does not comply, Kaito, the hero of the realm will be offered up in sacrifice. Finding her path blocked by Jeanne and Elisabeth, Elisabeth receives aid from an unlikely source...her father figure, Vlad.

(W) Keishi Ayasato After losing her beloved father-figure Lewis, Alice wishes to drag the whole world with her to the grave, while Elisabeth, now without Kaito, strives to protect it. Two irreconcilable paths, both shaped by the last wishes of those they love. Two possibilities for the future-and only one will prevail.