George Mallory was obsessed with becoming the first person to conquer the untouched Mount Everest. Last seen 800 feet below the summit in 1924, the clouds roiled in and he disappeared into legend. His death stunned the world. 75 years later, climber Conrad Anker's life became intertwined with Mallory's after finding his frozen body with all his belongings intact. The only thing missing was a photograph of his wife, Ruth, which Mallory had promised to place on the summit. Haunted by Mallory's story, Conrad returns to Everest to unravel the mysteries surrounding his disappearance.