Late at night, Emma sat alone in her startup's empty office, preparing a crucial pitch for investors. The flickering lights and strange creaks around her felt like the building was alive, but she shook off the unease as simple exhaustion. When she finally opened her presentation, the files appeared corrupted—words scrambled, images missing. Panic surged as she whispered, "Who’s messing with my work?" The screen blinked once more, then displayed a chilling message: "You’re not alone."