Van Meter, Kimberly. Big sky justice

Harlequin romantic suspense #2304

"When a teenage Jane Doe is identified as a long-missing child, the case feels personal for Bureau of Indian Affairs agent Dakota Foster. The girl was stolen as an infant after her mother's murder, reminding Dakota of her sister's unsolved homicide. But FBI agent Ellis Vaughn's assignment as Dakota's partner adds complications. The fierce attraction between the ex-lovers still burns hot. When the agents come under fire by someone who doesn't want the case solved, they must struggle to rein in their feelings so they can track down a determined killer"--