As you visit the episodes of Eroica, the Ur Map updates to represent which episodes have been viewed. This progress is saved by default by the browser with which you are viewing the piece.
If you would like to manually save your progress as a file in order to transfer it to another browser or to reload it at anohter time you may use the button below to save the current progress as a file. By default it will be named eroica.txt but you can change that if you wish.
To upload a saved state of the progress, use the button below to select a previously saved file.
In order to clear all progress and reset the state of the Ur World to the begining, click the "Clear" button below.