Horror Story -

Start with small, "wrong" details and gradually increase the tension until the final reveal or twist.

The best horror often targets a character's specific fears or threatens something they love. Horror Story

In the mirror, the reflection screamed, but no sound came out. In the real world, Elias felt a cold, wet breath against his ear. "Found you," a voice rasped, sounding exactly like his own. Start with small, "wrong" details and gradually increase