Will Penny is an elderly cowboy who found a job on a ranch, which requires him to follow the route of the ranch to search for intruders, or worse, to search for unauthorized occupiers. He found that his cabin on the high mountain had been occupied by a woman, and her Oregon tour guide had abandoned her and her son. As the harsh winter approached in the mountainous area, he felt embarrassed to kick his mother and children out, so he agreed to share the cottage until the spring thawed. But it's not just snow that slowly melts; The lonely couple quickly forgot their hostility and began to develop a deep love for each other.