I didn’t sleep. Not because of fear—but because the house wouldn’t let me. There was a rhythm to it, once I listened closely. A faint mechanical pulse beneath the silence. Security systems cycling. Cameras recalibrating. Doors communicating with one another in a language humans weren’t meant to hear. Alexander’s house had always been intelligent. Tonight, it was alert. I lay still in the guest bed, one hand resting on my stomach, the other beneath the pillow where my phone lay dark and silent. I had muted everything except one contact. If it vibrated, I would know the clock had accelerated. The door down the hall opened. I didn’t move. Footsteps crossed the carpet slowly, deliberately. Not sneaking. Not hesitant. Certain. The door to my room didn’t open. Instead, the footsteps

