Thousands of years ago, Vampire King Akabara Rosered Strauss lost both his kingdom and his queen. Since humans were unable to kill the queen, they sealed her away, erecting thousands of fake seals so that the king would never find her true location. Despite being pursued by relentless dhampires (children of a vampire father and human mother), Akabara continues to search for his queen to this day... Akabara's quest takes a sinister turn when an entity called the Black Swan appears. The Black Swan inhabits the body of a young human girl every 50 years, giving her the power to destroy the Vampire King and his queen. With each incarnation the Black Swan grows stronger -- will the 49th Black Swan mean the end of Akabara?
Akabara is heavily injured during his battle against Kayuki, the newest incarnation of the Black Swan. Kayuki remains shrouded in mystery--not only does she bear a striking resemblance to the previous Black Swan, but she also offers Akabara a temporary truce! Why does she need to keep the Vampire King alive?
Bridget, Leader of the Dhampires, delivers a shocking revelation about Akabara and his Queen Adelheid! The mystery of Akabara's dark past continues to unwind, but can the truth Bridget divulges be trusted?
With aliens poised to take over Earth, Akabara forges a tentative alliance with the humans to help fight off the invasion. But can everyone on the team be trusted, especially since the Black Swan's ultimate mission is to kill Akabara?
More, much more, is revealed about the events of one thousand years ago, starting with the unusual circumstances of Bridget's birth and leading into the dark and deadly political struggles of that bygone era!
Recollections of the past come to an end just as the terrors of the present are unleashed! The survival of humans and dhampires alike depends on Strauss, but does he dare take action and thus reveal one of his most closely guarded secrets?
Long ago, Strauss tried to bring peace to his realm by exposing himself to sunlight, only to have that very sunlight betray him. Now, with his queen freed from her imprisonment, Strauss reveals that her far more bitter betrayal, the cause of his thousand-year quest for revenge, was never what it seemed!
Despite a solemn promise never to do so, Adelheid decides she must reveal who really killed Stella. The revelation is a shock, but not to Strauss, who found out long ago not only who the murderer was but what had prompted such a heinous act. But can any of this really matter with Earth facing an imminent alien invasion?
Now that she knows the truth about Stella and the Black Swan, Kayuki is faced with a fateful decision concerning the conflict between her and Strauss. Strauss and Adelheid, meanwhile, prepare to deal with the looming alien invasion, knowing that the future of vampires, dhampires and humans depends on overcoming seemingly insurmountable odds!