My apologies if the review below looks more like a rant to you than an actual analysis of the game I was given the chance to try out. Some things I really can’t overlook. “Minor” issues like erasing my entire game progress, for instance.
Duo is a minimal 2.5D puzzler. You have an arrangement of squares, some with barriers on one side which prevent a character from moving forward. You start a level with your two characters at opposite ends of the board all dressed up in their wedding