The Shapeshifter Chronicles Series by Natasha S. Brown

When eighteen-year-old Chance Morgan kills another shapeshifter to save his girlfriend, Ana Hughes, he contracts a dangerous shapeshifting sickness that makes him crave power uncontrollably—and without restraint he’s a threat to the person he loves most. Desperate to keep Ana safe from harm and to find a cure for himself, he abandons her in the Yucatan and escapes into the wilderness. Violent memories and voices surface in his head, creating a dangerous tug-of-war between good and evil... moreWhen eighteen-year-old Chance Morgan kills another shapeshifter to save his girlfriend, Ana Hughes, he contracts a dangerous shapeshifting sickness that makes him crave power uncontrollably—and without restraint he’s a threat to the person he loves most. Desperate to keep Ana safe from harm and to find a cure for himself, he abandons her in the Yucatan and escapes into the wilderness. Violent memories and voices surface in his head, creating a dangerous tug-of-war between good and evil.Companionless and alone, Ana meets a woman who claims to have the same shapeshifting and healing abilities as her and vows to teach Ana the skills to help Chance, but as weeks pass she begins to question if her new mentor truly intends to keep her promise.With time running out, Ana must find the power within herself to heal Chance before he loses his battle against the powerful voices inside his head. less

Find out how the series ends with Ascension, book 4 of The Shapeshifter Chronicles.Haunted by nightly terrors, nineteen-year-old Chance Morgan feels the painful scars left behind by the shapeshifter sickness. The unwelcome voices may be gone, but nothing can erase the memories. Ashamed of his actions, he must face the people he hurt most as he struggles to forgive himself... moreFind out how the series ends with Ascension, book 4 of The Shapeshifter Chronicles.Haunted by nightly terrors, nineteen-year-old Chance Morgan feels the painful scars left behind by the shapeshifter sickness. The unwelcome voices may be gone, but nothing can erase the memories. Ashamed of his actions, he must face the people he hurt most as he struggles to forgive himself.While Chance battles his demons, his fiancée Ana Hughes focuses on his rehabilitation and the disappearance of her friend Ryan. With her attentions elsewhere, she begins to have memories from an ancient time, and she fears their implications.When Ana discovers the source of the visions, she unmasks a primeval enemy and learns that her time in this world is coming to an end. As Chance fights to change her fate, Ana realizes that no matter how hard he tries, her destiny may already be written in the stars. less