The main characters in the 'guest book story' could vary greatly. For instance, if it's a story about a family - run inn and their guest book, the family members themselves could be the main characters. They interact with the guests, read the entries in the guest book, and maybe some of the guests who leave a particularly strong impression also become main characters. Or it could be a story where a group of friends on a road trip stay at a place with a guest book, and they all become main characters as they write their own stories in the book and discover the stories of previous guests.
Since I don't know the exact 'guest book story', I can't say for sure who the main characters are. It could be the guests who write in the guest book, or it could be the owner of the place where the guest book is kept.
Since I haven't read the 'the guest book novel', I can't tell for sure who the main characters are. However, they might be the people who interact with the guest book in significant ways. Maybe there's a curious traveler who discovers something strange in the guest book and becomes a central figure in the story. Or perhaps there's a caretaker of the place who has a special relationship with the guest book and its contents.
There might be an owner of the place where the guest book is kept. This character could be protective of the guest book and its contents, adding an element of conflict when the other characters want to explore it. There could also be a character who has a personal connection to someone who made an entry in the guest book long ago, and they are on a quest to find out more about that person.
Since I don't know the exact 'guest short story', it's difficult to say. But it's likely that the guest is one of the main characters. There could also be a host or other people who interact with the guest, like the family members of the host if it's a story set in a domestic environment.
Typically, in a 'the christmas guest story', there would be a family or a person who is preparing for Christmas. Then there is the special guest. This guest could be someone from afar, perhaps a traveler, or someone with a unique story. There might also be other supporting characters like neighbors who interact with the main characters during the Christmas events in the story.
I don't know as I haven't read the story. But it could be the guests themselves, perhaps there is a host who also plays an important role.
I'm not sure specifically without reading the story, but it could be a family that is hosting the Christmas guest. There might be a mother, father, and some children.
The main characters are the ambitious guest, of course. And then there is the family that he encounters. There is the father, the mother, and the children in the family.
Since it's a family dungeon guest story, the main characters are likely to be the guest, and then the family members who are related to the dungeon. Maybe there's an old patriarch or matriarch who has a special connection to the dungeon and its secrets.
Well, the most obvious main characters would be the house guest and the host. The house guest could be a traveler, a friend in need of a place to stay, or someone with a mysterious purpose. The host could be a single person, a family member, or a couple. There may also be secondary characters such as a maid or a pet in the house that could add to the story's complexity, but again, this is all based on general assumptions about this type of short story.
As I don't know the 'the unforseen guest full story', I can't tell you the main characters. But usually, the title might suggest that the unforseen guest is one of the main characters. There could also be other characters who interact with this guest, like the host or people in the place where the guest arrives.