George Bowring and Bob are two friends whose lives have been intertwined since their school days. Despite their different fortunes, they have remained close, even after George married the woman Bob loved. When George invites Bob on a fishing trip to the mountains of Wales, Bob is hesitant. He knows that George is not the same man he once was, and he fears that the trip will only end in disaster. But George is insistent, and Bob agrees to go. As they journey into the mountains, Bob begins to see a different side to his friend. George is haunted by a secret that he has been keeping from Bob, and as they climb higher, the tension between them grows. Will their friendship survive the challenges of the mountains? Or will the secrets that George is hiding destroy them both?