The best Sturgis stories could also be about the history of the place. Sturgis has a long and rich history related to motorcycles. There are tales of how it grew from a small town into a world - famous destination for bikers. The evolution of the rally over the years, from its humble beginnings to the huge event it is today. How local businesses have adapted and thrived because of the influx of bikers every year. It's a story of a town and an event that has become an iconic part of motorcycle culture.
Yes, he might. If Dr John is into Japanese pop culture or is a fan of modern literature, there's a good chance he has a light novel. Light novels are quite popular these days.
One Sturgis horror story could be about the overcrowding. People have described being stuck in huge traffic jams for hours just trying to get in or out of Sturgis during the rally. There are motorcycles everywhere, and the noise can be deafening. Another might be related to accommodation. Some travelers have found that the places they booked were not as described, with dirty rooms and unhelpful staff.
Since we don't know the exact story, it's difficult to name the key elements. However, common elements in a family - related story could be relationships, like love or conflict among family members. There might also be family traditions or secrets.