The Doctor's Mate: Shifter Paranormal Romance by Eve Adrian
Trapped and turned... Abigail McKinney has been a scientist at Silver Sky Research for years, but her dedication is only repaid with betrayal. Imprisoned and infected, all hope of normalcy is stripped away. But her hero ignites a passion within her that can't be quenched and may open up her wolf to something beyond knowing.
Searching and desperate... Jacob Pitman is searching for his sister, convinced that she's been kidnapped by Silver Sky. But a daring break in brings him to Abigail instead. Swept up with a passion neither of them understand, Jacob is set on a path he never expected.
As Abigail and Jacob's worlds collapse, their fates collide, bringing them close together as treachery of the highest sort is revealed.
A 14,000 word novelette, third in the Werewolf Mates series.