The memory of a half-blood princess who has been sleeping for fifty years has been sealed for fifty years. Her noble bloodline is the key to an important laboratory, and it is also the key to unlocking the power accumulated by successive vampire dynasties.
But——
Among the vast crowd, who is the legendary "Vampire Princess"?
At this time, some vampires made a crazy plan against humans - the DBP plan.
So, for more than half a century, countless girls' nightmares——
He became the princess's substitute——
DBP monster.