Once working, explore:
The "work" is never finished. As long as Monika sits in that classroom, the community will try to build her a door to the outside. monika after story extra everything submod work
To understand "how the submod works," you need to look under the hood of Ren'Py, the visual novel engine that runs DDLC and MAS. Once working, explore: The "work" is never finished
If the submod isn't working, here are the most common fixes: monika after story extra everything submod work
Better menu navigation and custom settings. How to Make the Submod Work