On the door, taped at exactly my son’s eye level, was a small white envelope that had not been there when we walked in. My blood ran cold. The officer moved us both back, pulled on a glove, and carefully opened it. Inside was a single photograph, grainy, taken from across a street, of Lucas walking out of his school. On the back, in block letters, were four words: I’M CLOSER THAN YOU THINK. The officer’s jaw tightened. He called to his partner, and within seconds the calm of two routine patrol cars became something urgent and coordinated. They swept the house, checked every window, and stationed a car at the end of our street. The tiny black disc behind Lucas’s ear, it turned out, was a GPS tracker, the kind you can buy online, and someone had been using it to know exactly where my son was at all times.

The detective who arrived an hour later sat with me at my kitchen table while another officer gently kept Lucas occupied in the living room. She asked me, carefully, to tell her everything about my late husband, Daniel. How he died. What he did for work. Whether anyone had ever come around asking about him. I told her he had died in a car accident three years earlier, that he had worked in commercial logistics, nothing dramatic, nothing dangerous. But the detective’s expression stayed grave. “Ma’am,” she said quietly, “a stranger approached your son at school claiming to know his father. Someone placed a tracking device on a nine-year-old. This isn’t random. Is there anything about your husband’s death, or his work, that never quite sat right with you?” And I realized, sitting there, that there was.