A blissful carefree summer beckons for Samantha Carmichael. But her world is turned on its head when she learns she's adopted - and that she has a twin sister, Charlie, who is critically ill. While Charlie recovers in hospital, Sam offers to look after Brumby's Run, her sister's home high in the Victorian Alps. Within days, city girl Sam finds herself breaking brumbies and running cattle with the help of handsome neighbour Drew Chandler, her sister's erstwhile boyfriend. the daunting challenge soon becomes a wholehearted tree change as Sam begins to fall in love with Brumby's Run - and with Drew. But what will happen when Charlie comes back to claim what is rightfully hers?