I'm not entirely sure as I haven't read it in detail. But generally, it might involve the unique world - building and character development within theLocked Tomb universe. Maybe it has some mystery and adventure elements.
I'm not entirely sure as I haven't read every detail of 'the locked tomb short stories', but there could be a character who is an explorer or seeker, someone who is trying to unlock the secrets of the tomb.
One main theme could be death and the afterlife. The stories might explore different concepts of what happens after death within the unique world of 'the locked tomb'.
The 'the locked tomb short story' may have themes like discovery. The exploration of the locked tomb is a big part of it, so discovery of new things, whether it's about the tomb's contents, its history or the secrets within. And there might be a theme of survival too. If there are any threats or challenges related to the tomb, the characters may have to fight for their survival.
Naruto might initially be angry and shout for someone to let him out. He has a strong will and doesn't like being confined. But as time goes on, he could become more creative. He might start to communicate with his friends secretly through some ninja means, like sending messages via small animals. He would also likely be thinking about how to prove his innocence if that's the reason for his confinement. He's not the type to just sit around and accept an unjust situation.
Maybe he's being punished for some misdeed in the fanfiction world. For example, if he accidentally broke an important village rule or caused some chaos during a mission. Another reason could be that someone is trying to keep him safe from an outside threat. They might think that locking him in his house is the best way to protect him from enemies who are after him.
This was an urban novel where the protagonist broke into a military restricted area during a grave robbery operation and was caught by military personnel and locked up. In prison, the protagonist gradually gained freedom through constant struggle and intelligence. After that, he resumed his life as a grave robber, but this time, he was no longer doing it for wealth or power, but to find his true meaning. In the process of robbing the tomb, the protagonist made many friends and enemies and continued to grow and improve through interactions with them. The plot of the novel was full of ups and downs, and the characters were vivid and full of drama and adventure. It was an urban novel that was deeply loved by readers.