What happens when a 37-year-old office worker, who exercises marginally less than the average cheese sandwich, decides to walk 630 miles of challenging coastline in one go? Will he go on an epic voyage of self-discovery. . . or just get really knackered? Find out the answers to these important questions, and many more, by joining him on a grand adventure that takes in 26,719 steps, 921 stiles, 302 bridges, 91,000 feet of climbing and descending, 1 seal, 0 basking sharks, lots of chips and 1 overweight, oversized backpack.