Ghosts, vampires, spirits... and cat ears?

While Kouhei ranks among the best in paranormal photography, he's never actually seen a ghost! So when he fails to capture a hauntingly beautiful young girl on camera, he knows there must be an explanation. Driven by curiosity, his spiritual insensitivity proves a curse indeed as the young photographer crosses barriers best left alone, stumbling into the arms of a haughty vampire and a world he cannot comprehend.
The young vampire Hazuki, having waited years for someone to finally set her free, proves unwilling to part with her unwitting hero and follows him home, promptly adopting his life as her own. And as the adolescent vampire wreaks her own flavor of havoc, mysterious forces conspire to reclaim what was lost. Some riddles are best left unsolved...