Aiding the Bear by Jasmine B. Waters

Mildred Allbarn didn’t plan on running away

Escaping her tiny hometown in the dead of night while being pursued by dangerous enemies wasn’t in her plans either. Unfortunately, Millie has to rely on a mysterious were-bear named Jay.
Jay Hanlon moved to rural Tennessee to escape the ghost of his late wife. When Millie turns up on his door, he can’t deny the magnetic pull he feels. Were-bears only mate once . . . don’t they?