Ahead of the launch of Metaphor: ReFantazio on October 11, Atlus has launched a "Prologue Demo" for the game on both Windows and Steam. This demo is surprisingly substantial, as it features the game's first four dungeons and seven of the "archetype" classes for your party to try out. It's also substantial in the sense that it's a nearly 59 GB download. Hope you've made space on your SSD!
The prologue demo is actually longer than the preview that I played back in August, which I absolutely loved.