The novel is about a banker who was caught and finally escaped by digging a wall with a small spoon. You can refer to the following storyline: The protagonist of the story was a banker named Tom. He was caught by the police in a bank robbery and sentenced to death. However, Tom did not give up. He used a small spoon to start his escape. Tom first learned how to dig walls in prison and then began to dig holes outside the prison to escape. He used all kinds of tools such as shovels, hammers, shovels, etc. to continuously dig until he successfully escaped from prison. After that, Tom continued to wander around the city, using his intelligence and skills to constantly find an opportunity to escape. He encountered many difficulties and challenges, such as being chased by the police, being misunderstood by passers-by, being trapped in the basement, and so on. However, Tom did not give up. He kept trying to improve his skills and strategies. In the end, he successfully escaped to the border and obtained a passport to enter another country. Tom met many like-minded people on his journey. They traveled together, took risks, and searched for freedom. During this process, Tom constantly reflected on his actions and gradually grew into a more mature and responsible person.