Koyomi Araragi, a third-year high school student, manages to survive a vampire attack with the help of Meme Oshino, a strange man residing in an abandoned building. Though being saved from vampirism and now ...

Mephisto Bart Kucabara is a devil lawyer. In order to return to the demon world that he was exiled from he needs to collect enough Dark Matter. To do so he creates a plan to claim the Dark Matter from the so...

Summoning ceremonies can freely call forth even "those which lurk in the depths beyond the gods". One boy has top-level abilities even among the cutting-edge summoners who can use those ceremonies. He is Ali...

After the meteorite "Artemis" collapses on the moon, an unidentified phenomenon affects humans: the "Reproductive system disease". 12 years passed and mankind has done research in the field of cloning and im...