Valentino has a secret-but he's not the only one. Valentino Bianco is the leader of a covert league named The Organization. Made up of benevolent vampires, its objective is to thwart and destroy the malevolent of their kind and protect humanity. Operating under the anonymous guise of Mr. X, Valentino's identity as leader is shrouded in secrecy, as is the very existence of vampires. Victoria Black has her own secrets, one of which is that she's in love with Valentino. However, that isn't the only matter she must keep from him at all costs. Valentino and Victoria, along with their allies, must investigate a devastating malevolent campaign that is destroying humankind on a massive scale. But can they unravel the mystery of who is behind it in time to prevent the fall of both humanity and The Organization? And in the end, will all the secrets be revealed?