One possible theme could be hope. Even in a short story, the characters might be facing difficult situations but still hold on to hope. Another could be change, as short stories often show how a character or a situation can transform in a short period.
Well, without actually reading the 'the extra short story', it's hard to analyze the plot specifically. But generally, in a short story, the plot might revolve around a single incident or a brief period in the characters' lives. It could have a simple beginning, middle and end, perhaps introducing a character with a problem in the start, then showing how they deal with it in the middle, and resolving it at the end.
Not having read it, I can only guess. There might be a protagonist among the regular passengers who has to deal with the extra passenger. There could also be a character who is initially hostile to the extra passenger, and another who is more sympathetic. Maybe there is an authority figure like a conductor or a ship captain if it's a story set in a vehicle or on a ship.
Well, without having read 'the extra passenger short story', it could be that the extra passenger is a mysterious figure. Maybe they bring a new perspective to the main characters. They could be a source of conflict, like if they have a different goal than the other passengers. Or perhaps they are a symbol of something, for example, a symbol of an unexpected change or a new opportunity that the characters have to face.
A pastor was preaching about Noah's Ark. He asked a little boy, 'If you were Noah and could take only two animals on the ark, which ones would you take?' The boy replied, 'A goose and a swan. Then I can have some roast goose and roast swan.'
Some 'extra short stories' can be really engaging. Consider a story about a cat that can understand human language but pretends not to. It uses this knowledge to get extra treats and cozy places to sleep. Then there's a story about a lonely astronaut on a far - off planet who finds a strange crystal that seems to have a life of its own. He tries to communicate with it and in the process, learns more about himself. Another example could be a story about a baker who bakes a special cake that gives people who eat it the ability to see their happiest memories for a short time.
Extra short scary stories often rely on the unknown. They don't need to explain everything. A simple sentence like 'The doll in the attic blinked' can be very scary because it leaves so much to the imagination. There's no need to tell why the doll blinked or what it will do next, the mystery is what makes it scary.
A Sunday school teacher asked a child, 'Who was the greatest man in the Bible?' The child said, 'Job, because he had the most patience.' The teacher asked, 'Why do you think he had the most patience?' The kid answered, 'Well, he sat on a dung heap and didn't even complain about the smell!'
Being an extra was a relatively easy job. The main requirements were age, height, and image. Generally speaking, the crew's requirements for extras were 18 years old and above. Men were required to be at least 170 centimeters tall, and women were required to be at least 165 centimeters tall. The working experience of extras was not as good as people imagined. The extras were usually the lowest status in the entire crew and lacked dignity. The salary of extras was not high either. Only special roles could receive higher pay. If one wanted to be an extra, they could find opportunities by accepting acting jobs from the group leader or joining the actor's notice group. In Beijing or Hengdian Film and Television City, it was a common place to be an extra. If you don't have a good channel, you can consider applying for an actor member of the Little Bottle Human Resources Studio. In general, extras needed to understand the recruitment methods of the crew and the ways to find roles. At the same time, they had to pay attention to avoid being misled by the information.
An extra was a type of actor's role, usually playing the role of a background character or an audience member. They served as a foil to the main characters in movies, TV series, or stage plays. The extras 'work was relatively hard, and their salaries were not high. Sometimes, they even encountered situations where they were in arrears with their salaries. To become an extra, one had to meet certain conditions, such as age, height, image, and so on. In Beijing, the most common way to find an extra job was through the actors 'announcement group. In addition, there were also some actors 'studios or recruitment platforms that provided opportunities for extras. Hengdian was a famous film studio in China, and it was also where many extras went. The working experience of extras varied from person to person. Some people found it boring, while others found it interesting. In general, extras were a freelance profession, and there were certain difficulties and challenges.