My doorbell rang at 3:17 AM. I stood in the hallway for ten minutes, too scared to breathe.The house was completely silent, the kind of silence you only hear in the deep suburbs. Then, a sharp, electric DING-DONG shattered the quiet. I shot up in bed, heart hammering against my ribs. I looked at the red numbers on the alarm clock: 3:17 AM. I crept into the hallway. The floorboards felt freezing under my bare feet. I held my breath, listening for voices, for footsteps, for anything. Nothing. My husband was still snoring softly. I debated waking him up. If…