An unsettling force

The voice lingered in Carter’s mind, echoing like a dark warning that wouldn’t fade. He felt exposed, more vulnerable than he ever had in his life, as if every corner held a hidden danger.
The sensation of being watched grew unbearable, trailing him through every moment of his day. Shadows seemed to shift threateningly, and each ring of the phone sent a jolt of fear through him, as if another warning was just around the corner. The world seemed to shrink, the weight of an invisible presence pressing in on him.