Caleb turned toward my mother, his face hard with a grief that surprised me. “You hit her in a hospital bed.”

“I know,” she whispered.

“No,” he said. “I don’t think you do.”

The detective moved to the next item: a small envelope containing a hospital visitor badge from three weeks earlier. Lorraine had used it to enter the maternity wing during one of my prenatal tests, even though I had told the staff I did not want visitors that day.