Mellie thought that turning 30 would mean settling down, not shifting into something she doesn't understand. On the morning of her thirtieth birthday, something awakens in her - wild, ancient, and impossible to ignore. Suddenly, the shy, soft-spoken editor finds herself in the midst of a world she doesn't understand. . and at the center of Shawn's attention.

Her lifelong best friend.

The one who has always been there.

As buried instincts rise and feelings deepen, Mellie will have to confront the truth: her destiny is more important than she'd ever imagined- and love might be the only thing to keep her grounded.