Aiden O'Connell has waited a thousand years for his mate and her discovery is both a joy and a revelation. She brings with her a secret that threatens the entire vampire race. Kaitlyn Winters leaves home to embark on a new career, but what it brings her is the frightening reality that vampires exist. Escaping them barely alive, she finds she must learn to trust another vampire as he claims she is his mate. Mountain lion shifter Sean Marland answers a call for help, only to have his world explode when he finds his mate and learns he is to share her with a creature he never dreamed existed. As the three of them grow to accept their differences and fall in love, they find that Kaitlyn's secret not only puts her at risk from her attackers, but makes her a target for all vampires.