A mystery adventure game and visual novel set on solitary Shironagasu Island. Discover its secrets, solve its mysteries, and escape from the ominous island!
You can now play older versions of the game.
Right-click Return to Shironagasu Island from the library and select Properties. Select old_bgm_version from the beta and the old BGM version will be downloaded.
Please note, however, that if you have saved data from a newer game, some errors may occur when playing with the old BGM game.
