Her Colton Lawman (The Coltons: Return to Wyoming, Book 2) by Carla Cassidy
The crime-fighting Coltons...
Witnessing a murder plunges Nina Owens into nerve-shattering danger. So police chief Flint Colton orders Nina into protective custody... in his home! While she's grateful to him, Nina just can't shake her deep distrust of police. But all that falls away when Flint's scintillating kiss awakens something deep within her.
With Dead River quarantined, the search for a missing child puts Nina and the killer on a collision course. Flint is haunted by a past failure to save a witness... This time, he'll put himself in the line of fire before he ever lets Nina down!