There could be a love interest in the story. This character might be from a different social class than the protagonist, which would add more complexity to the plot. For example, if the protagonist is a working - class man and the love interest is from an upper - class family, their relationship would be fraught with difficulties related to social status and family expectations.
There might also be secondary characters who represent different aspects of the society in which the story is set. They could be friends or colleagues of the protagonist, some of whom might be supportive, while others might be envious or try to undermine his or her progress.
I'm not entirely sure as I haven't read the novel specifically. But usually, there would be a protagonist who is ambitious and striving for success. There might also be characters who are already at the top, acting as either obstacles or mentors to the main character.
I'm not sure exactly as it depends on the specific 'the amber room novel'. But it could have a historian as a main character who is obsessed with finding the Amber Room. Maybe also a daring adventurer who joins the search.
I don't have enough information to tell who the main characters are in this novel. They could be ordinary people caught in extraordinary circumstances in the dark room.
Since I don't know the specific 'war room novel', I can't say for sure. But they could be military commanders, intelligence officers, or politicians.
Since I don't know the specific'spy room novel', it's hard to say. But usually, there would be spies, of course. Maybe an experienced spy who is the leader in the room, and a novice spy who is learning the ropes.
Lucy Honeychurch and George Emerson are main characters.
As I'm not familiar with the 'that night in room 401 novel', I can't say for sure who the main characters are. But based on the title, it could be someone who is staying in room 401 for the night. Maybe it's a traveler, a tenant, or a person seeking refuge. There could also be other characters who interact with this person during that night, like a hotel staff member, a neighbor, or an unexpected visitor.
Perhaps there is a villainous character associated with the red room. This character could be using the red room for some dark purpose, like hiding a crime or performing evil experiments. And then there would be the main character who tries to expose this villain and the secrets of the red room.
I don't know as I haven't read it, so I can't tell you who the main characters are.
I don't know for sure since I don't have details about this particular novel. It could be a young detective who is trying to solve a mystery related to the secret room. Maybe it's a family, like a brother and sister, who accidentally stumble upon the room and become the main characters in the story.
Since it's a novel, there could be a mentor - like figure. Maybe an older man or woman who has some influence on the main woman character's journey in that room. There could also be a love interest, which could add a layer of complexity to the story.