There could be at least two main characters. The first is the person who is in the front of the car, the potential victim. They are probably an ordinary person going about their day until they find themselves in this terrifying situation. The second is the killer in the back seat. This character is likely mysterious, perhaps with a hidden motive for being in that position. There may also be other characters like a passer - by that the victim hopes will notice their distress or a friend that the victim tries to call.
I'm not sure since I haven't read it, but likely there is the protagonist who is in the car with the killer in the back seat. There might also be other minor characters like people the protagonist tries to reach out to for help.
In 'the killer in the back seat short story', perhaps it tells the story of an encounter with a killer in an unexpected place - the back seat. It might start with some build - up, like the character getting into the car not realizing what's about to happen. Then as the story progresses, there are tense moments as the character realizes the danger. There could be a chase or a struggle within the confined space of the car. The story may end with either the character's escape or the killer achieving their malevolent goal.
Since we don't have the details of the story, the characters could be a wide range of people. It might be a young couple on a date, sitting in the back seat of a taxi. Or perhaps it's a group of children being driven to school, with different personalities and relationships among them.
Since I haven't read the story, I can't say for sure. But it's likely that the killer is one of the main characters.
There are two main characters. Mr. Martin, who is a meek and unobtrusive man in the office. He has his routine and is content with his position until Mrs. Barrows comes along. Mrs. Barrows is a forceful and talkative woman who shakes things up in the office environment. She stands in contrast to Mr. Martin in terms of personality and behavior.
Since I don't have the actual story, it's hard to say precisely. However, it might revolve around the emotions or relationships of the characters who are in the back seat. For example, it could be a story of two friends sharing secrets or a family having an argument in the back of a car.
The main characters are Mr. Martin and Mrs. Barrows.
Since I don't know the exact 'kid in the back seat story', it's hard to say who the main character is. But generally, it would be the kid sitting in the back seat.
In 'the wife killer short story', the central characters are the husband and the wife. The husband is the one who commits the heinous act. There may be other characters as well. For example, if the story is set in a small town, there could be a nosy neighbor who might have seen something strange before the murder. Or there could be a detective who is determined to solve the case and bring the wife killer to justice. These additional characters can add more depth and complexity to the story.
In a 'secret killer short story', there might be a protagonist who could be a journalist or a private investigator. They would be driven by curiosity or a sense of justice to find out who the secret killer is. There could also be the victims, who may have some connection that the killer targets. And of course, the secret killer themselves, who would be a character with a hidden identity, perhaps living a double life, seeming normal in public but having a murderous side in private.
Since we don't have much information about the story, it could be anyone. He could be an ordinary person, like a businessman on his way to a meeting, or a student going back home.