The Langdon Dynasty Series by Margaret Way

The last person Mel Norton expects to see on her doorstep is James "Dev" Langdon. His killer smile makes Mel's heart flutter uncontrollably once more…though she's vowed never to fall for him again.Dev has returned to take his childhood sweetheart back to his family home—Kooraki Station—for only there can she finally lay her demons to rest…. In the heart of the sweltering Australian outback, Mel's guarded exterior begins to crumble….