Montana Sky: When the Heart Heals (Kindle Worlds Novella)

Phoebe Cooke studied hard to become a doctor, but even her physician father thought her inferior to her male counterparts. Now she's leaving her family and traveling west to prove she can set up her own medical practice.

 Jase Roberts had a thriving business with his beautiful wife, until cattle rustlers viciously murdered her. Now he's a Pinkerton detective whose sole purpose in life is to track down her killers.

When the two meet on a westbound train, attraction flares. But when a cattle rustler is wounded, Phoebe's need to save lives and Jase's burning revenge may cost them their relationship.