Crystal Bouchard awakens imprisoned in an underground cell with no recollection of how she got there and with no memory of her prior existence. Held against her will, her captors threaten to kill her son unless she fights to the death in the underground fighting circuit. Nicknamed "The Dragon," she spends the next several years among werewolves and vampires, first as tortured prisoner and then as cherished lover. During the course of searching for her son, she slowly begins to recollect her prior existence before her imprisonment, pushing her deeper within the fighting circuit.

Crystal Bouchard, known as Crystal Dragon in the underground fighting circuit, is re-united with her family after spending five years imprisoned as a fighter for the vampire/werewolf community. As her familial ties are woven, Crystal's former kidnapper, vampire Jace Templeton and his henchmen seek revenge on her, forcing her to make a decision that could kill her and her family. Only this time she brings a new breed to the fight.

Adapting to a normal life in the immortal realm, Crystal finds her familial ties in turmoil. As Crystal's son becomes obsessed with a string of recent deaths, his marriage to his witch wife grows weak, forcing her to turn to her sister for guidance. Meanwhile, Crystal's daughter, Jennifer struggles with her immortal hormonal imbalance, attracting two teenage boys, one of whom is not what he seems. With the appearance of her ex-husband, Wayne, Crystal becomes the target of the elite immortal agency, the Underground Secret Service, its affiliates, and its primary targets, including the...