How does Saturn's confinement explain the meaning of free choice?

The Confinement of Jean-Luc Sartre was a novel by the French philosopher and political commentator Jean-Luc Sartre, which told the story of the protagonist, Jean-Luc Sartre, being locked in an isolated confinement cell. The novel explored philosophical issues such as freedom, choice, and self-awareness through the experiences of Jean-Paul Sartre in the solitary confinement. In the novel, after being locked up in a detention room, he began to reflect on his identity and the meaning of his existence. He realized that as a free man, he had to bear his own responsibilities and obligations, and at the same time, he had to face the restrictions and restraints of freedom. He was forced to stop moving freely in the detention room, but he was able to think, reflect and write to express his thoughts and opinions in this way. The imprisonment novels of Jean-Paul Sartre explained the meaning of free choice. In the novel, although he realized that his freedom was limited, he still chose to stick to his choice and think deeply about the philosophical issues of freedom, choice and self-awareness through his experience in the detention room. The novel also emphasized the importance of self-awareness, because in the detention room, Saturn could only express his thoughts and opinions through thinking and writing, which meant that only through self-awareness could he make real choices and decisions. Through describing the protagonist's experiences in the confinement room, the imprisonment novels of Jean-Paul Sartre explored the philosophical issues of freedom, choice and self-awareness, and emphasized the importance of self-awareness.