Well, in a 'sakura escapes from sound prison fanfiction', it could be that Sakura has some special powers or skills that she uses to escape. For example, if she has the ability to manipulate chakra in a way that can counteract the sound - based prison. The prison might be a place where sound is used to restrict movement, perhaps by creating sonic barriers. Sakura would then need to figure out how to either break through these barriers or find a weakness in the prison's sound - based security system.
Obviously Sakura is one of the main characters since she is in the title. There might also be characters who put her in the sound prison or those who might try to help her escape.
I'm sorry, I haven't actually read this specific fanfiction so I can't summarize the plot. You could try looking for it on fanfiction websites or forums where fans might have discussed it.
Perhaps there are allies that help Sakura escape. They might be other characters who have also been affected by the sound prison in some way and they team up with her. They could use their combined skills to find a weakness in the prison's defenses.
I'm not sure as I haven't read it. But from the title, Sakura is likely to be a main character.
It's also likely that there are other prisoners in the sound prison. They could be from different worlds or have different powers. And together with Sakura, they form a sort of resistance against the prison's regime.
One possible plot could be that Sakura is wrongly imprisoned in Kirigakure prison. She might have to use her medical and combat skills to survive among the dangerous inmates. Maybe she is there on a mission to find a hidden secret or rescue someone else who is wrongly accused.
The plot of 'sakura was at owa prison fanfiction' could involve Sakura being sent to Owa prison as a punishment for a crime she may or may not have committed. Once there, she discovers a hidden underworld within the prison. There could be secret groups, power struggles, and she might find herself in the middle of it all. She may use her unique skills, whether they are combat - related or her wits, to survive and maybe even expose the dark secrets of the prison.
It could be a tale of determination and strategic planning. Maybe he had help from the outside or found a loophole in the prison system.
She might have faced many challenges. Maybe she had to deal with difficult inmates or strict prison rules. It could also be that she formed some unexpected alliances in there.
Sakura could have become more self - reliant. In Sound Prison, she couldn't rely on others easily. So she had to learn to take care of herself. This might have also made her more street - smart, being able to quickly assess situations and people around her. She may have also developed a more cynical view of the world outside, having seen the darker side of society within the prison walls.