Almost two centuries ago, hundreds of purebred vampires disappeared without a trace. Since then, no one knows where they are. A mystery that became a turning point in history... Nino Bianchi and Haruka Hirano are pure-blooded vampires who are crazy about each other and continue to explore the roots of their deep connection. But their calm life suddenly finds itself under threat. A new disappearance turns everything upside down. Haruka must find out where purebred vampires go and what secret they hide. But how not to lose your mind if the last one missing is your lover?