The phone lit up at 2:47 in the morning while I was in a hotel room in Seattle, preparing to present at a pediatric trauma conference the next day. When I saw the caller ID from Oakridge Elementary in Boston, my stomach tightened because no school calls a parent at that hour unless something terrible has happened.

“Mr. Bennett, this is Principal Karen Walters,” the woman said in a strained voice. “I am very sorry to wake you, but your daughter just arrived at the school about an hour ago and she came here alone.”

I sat upright so quickly that the bedside lamp rattled across the table as the dim glow of the city outside stretched across the carpet. “My daughter is seven years old and she is supposed to be at home with my wife,” I said while my voice struggled to stay steady, “so please tell me what you mean by alone.”

“She walked here barefoot in the middle of the night,” the principal replied quietly. “Her feet are cut from gravel and she has bruises on her arms and legs, and she refuses to speak but keeps writing the same sentence again and again.”

The room suddenly felt colder even though the heater hummed steadily near the window. “What sentence,” I asked as dread climbed through my chest.

“She keeps writing, ‘Grandpa hurt me,’ and the police and child services are already on their way.”

I was pulling on my jeans while pressing the phone between my shoulder and ear because motion felt like the only way to fight the distance between Seattle and Boston. “Please stay with her until someone from my family arrives,” I said as my hands trembled while I grabbed my jacket.

I called my wife first, but the call went straight to voicemail twice in a row. When the third call failed I dialed her father, Dr. Victor Langford, a retired surgeon whose reputation filled charity galas and hospital wings across Massachusetts.

He answered immediately with a calm voice that irritated me the moment I heard it. “Thomas Bennett, it is rather late for a friendly chat,” he said.

“Where is my daughter,” I demanded as the words came out harsher than I intended. “She walked two kilometers barefoot to her school at two in the morning and the principal says she has bruises.”

“I checked on the house before midnight and everything seemed fine,” he replied smoothly. “Perhaps there is some confusion.”

“She wrote that you hurt her,” I said slowly as my heart pounded.