I'm not sure specifically what the 'untitled orphan project true story' is about without more context. It could be a story related to an orphanage project that for some reason remains untitled. Maybe it involves the experiences of orphans, the efforts to start or run a project for them, or some kind of discovery within that project.
In the 'untitled orphan project true story', the main characters might include the founders or organizers of the project. They are the ones who had the vision and took the initiative to start the project for the orphans. Also, the orphans would be central characters as the project is about them. Their stories, their struggles, and their growth within the context of the project are likely to be key elements. Additionally, there could be other supporting characters like local community leaders who helped in some way, or staff members who worked directly with the orphans on a daily basis.
Project X was purely fictional. It was designed to capture the imagination and offer an exciting narrative rather than being based on real events. The creators used their creativity to come up with the plot and characters.