Occult journalist Hayato Ibuki encounters a strange girl during his
investigations into a series of mysterious suicides in Tokyo. She
implores that Hayato must live, before bestowing upon him a mystical
device that allows him to capture celestial and arcane creatures. He is
now thrust into a world beyond our own, home to horrific monsters and
celestial beings. In it, he must delve into dungeons called Layers and
solve the mystery of the device. Where his journey leads him could
decide the fate of the our world.