When Reyn, driven by desperation, seeks help at the Ramon Mansion, the home of a notorious royal vampire family, he unwittingly signs himself into a lifetime of servitude as a blood source for the second prince. Along the way, he learns that there's more to their mansion of secrets than meets the eye. Because he isn't the first to be caught up in this situation. And as the mansion's secrets unfold, he certainly won't be their last.