Спільний звук

I was alone in my room when I heard my own voice whisper my name from the hallway. I froze, thinking it was my sister—but we live alone. I grabbed my phone and slowly opened the door. The hallway light was off, but I could still see a figure standing at the far end, facing the wall. I called out, “Hello?” It slowly turned toward me. It looked like me. Same face, same clothes… but its eyes were completely black, like they were filled with ink. My phone suddenly showed a notification: “You are not