Even some of the professors could be involved. Professor Dumbledore, with his vast knowledge and wisdom, might have some connection to the magical trunk. He could be the one guiding the students in their exploration of it, or perhaps he has left some clues for them to discover. Professor McGonagall might also get involved if she senses that the students are in over their heads with the trunk's secrets and she needs to step in to protect them.
Obviously, Harry Potter himself is often a main character. He's the one who usually owns the trunk in the first place, so he's at the center of the story exploring what's in it.
Harry Potter himself is often a main character. Since it's related to the Harry Potter universe, he's likely to be exploring the mysteries of the dimensional trunk.
Harry Potter himself is often a main character. Since it's related to the Harry Potter universe, he's likely to be the one who discovers or uses the multi - compartment trunk. Hermione Granger might also be involved as she's always curious about magical objects and would be interested in exploring the trunk's compartments.
Hagrid could help. He has a lot of knowledge about magical creatures and objects. He might know where to find the right materials for the trunk, like some strong but flexible magical wood from a particular tree in the Forbidden Forest.
Hermione and Ron would most likely be main characters. They are Harry's closest friends in the original story. Since Harry is deaged, they would play important roles in taking care of him or guiding him in some way.
There could also be some original characters created for the fanfiction. For instance, an old caretaker of the manor who knows some secrets about the trunk. Or perhaps a long - lost relative of the Potter family who shows up because of something related to the trunk. These new characters could add new dynamics and plot twists to the story.
Well, Harry Potter and his mom are the principal characters in this 'harry potter and mom live trunk fanfiction'. Harry, being the hero of the original series, and his mom, whose presence is now in this strange living situation in the trunk. There could also be some secondary characters that play a role, like the magical guardians of the trunk if there are any, or perhaps old friends of his mom who try to reach out to them while they are in the trunk.
It's likely that Harry Potter himself would be one of the main characters. Since it's related to the Harry Potter universe, he would probably be at the center of the story, exploring the multi - dimensional trunk. Hermione might also be there, using her intelligence to figure out how the trunk and the different dimensions work.
Ron might also be there. He could be the one who offers Harry a place to stay at his own home if Harry is having trouble finding a place. Or, if they've had an argument, Ron could be the reason Harry is moving out in the first place.
It could be Hagrid. Hagrid is always looking out for Harry and giving him things. He might come across this special trunk during one of his travels in the Forbidden Forest or in some wizarding market and think it would be perfect for Harry.