The art is gorgeous, bravo ! The music and sounds fit perfectly.
The concept was fun but honestly I didn't get it at first, I didn't understand that I had to look carefully at the person beside the bed before the game. If you want to upgrade it a bit after the jam, you should add explicit instructions in a dialog box like "watch the person that will betray you tomorrow" and "now if you see them coming, click on them before it's too late".