I started walking aimlessly until I heard a voice calling my name. The sound was soft at first, almost like a gentle breeze brushing against my ear, but it grew louder, more insistent, echoing off the white nothingness that surrounded me. I turned around quickly, my heart pounding in my chest, or what felt like my chest, if I even had one in this strange place, but I couldn’t see anyone. Just endless white stretching out in every direction, like I had been dropped into a blank canvas, a ...