In Gracely, Colorado, it's all about the climb--into the rugged Rocky Mountains and over the obstacles that life has thrown in your way. Sam Goodall knows how to hide. And in the years since his sister's death, he's done just that, burying himself in his work at the Evans brothers' Mile High Adventures as a backpacking guide. Hayley Winthrop is looking for something she's never had--a true sense of family, and a purpose. Sam is stuck in the past, and Hayley is looking toward her future--they're a mismatched pair from the start. But the connection between them right now is too good to let go . . .