THE MAFIA BOSS WATCHED HIS BRUISED MAID DRAG HER BROKEN LEG ACROSS THE MARBLE FLOOR, BUT WHEN HIS ELEVEN-YEAR-OLD DAUGHTER HANDED HIM A SECRET PAPER, HIS FIANCÉE TURNED DEATHLY PALE.

The first envelope arrived on a Wednesday, four days after Night Window returned to the city.

It wasn't anonymous in the ordinary sense. The return address had been carefully cut away, not blacked out, and someone had paid for certified delivery using the name of a business that had closed nineteen years earlier. Carmen carried it into the archive office just as I was finishing an inventory of donated astronomy books. Her expression told me she wished she'd left it at reception.

"You promised me," she said, setting it on the table, "that we'd get at least one calm week."

"I promised we'd try. Those are different contracts."

She didn't smile. I looked at the envelope and understood why. Written across the front in faded blue ink were the words: FOR THE PERSON WHO LEFT THE FOURTH STAR WHITE.

My name is Claire Dawson. I used to work as a housemaid in Luca's household. Now I was studying archival practice, working part-time on community collections, and learning that the most dangerous words in my new profession were probably just a few old papers. I'd begun to love this work for precisely that reason. A document couldn't undo the past, but it could prevent someone powerful from deciding which parts the rest of us were permitted to remember.

"Did anyone see who delivered it?" I asked.

"A courier. He had a tracking number. The signature is legitimate. I'm not accusing him of anything."

"Good. We can be curious without treating every delivery person like a criminal."

Carmen folded her arms. "I'd settle for curious with a witness."

We photographed the unopened envelope and called Anita, who supervised the new public-history partnership. Anita listened, asked whether there were signs of tampering or contamination, and told us to handle it under the same receiving procedure as any unsolicited archival donation. That answer reassured me. The world had become complicated enough without inventing a conspiracy for every unfamiliar thing.

Inside were three sheets of paper and a photograph. The photograph showed Meridian House in the late 1990s, before its exterior stairway had been enclosed. A blue arrow had been drawn toward a doorway at the east end, and the letters R3 appeared beside it. The first sheet was a copy of an old evacuation diagram. The second was a receipt for work supposedly completed at Meridian. The third carried one sentence in block capitals: ASK WHO APPROVED THE EAST EXIT AFTER IT WAS REMOVED.

No threats. No dramatic claim that everything we believed was false. That made it worse, somehow. The sender had chosen a precise question.

I called Gabriel. He had helped assess the routes before the Night Window relaunch, and there were few people I trusted more to distinguish an unusual line on a drawing from an actual safety problem. He arrived forty minutes later with a notebook, greeted Carmen, and examined the copied diagram under a magnifying glass.

"The east exit wasn't part of our courtyard event," he said. "We checked the library routes, not the entire former Meridian site. That's important. I don't want someone turning this into a story that we overlooked an active hazard at the library."

"Does the exit exist?" I asked.

"Maybe. The older drawings show an external stair. Later records show it enclosed. The receiving door still appears on property plans, but I don't know what condition it's in. Until we verify it, nobody goes looking through abandoned entrances."

Carmen raised a finger. "I'm willing to put that in writing."

Gabriel looked at the photograph again. "And R3 isn't a room number. At least it wasn't on any plans I saw. It might refer to a river-side access route."

The phrase made me remember something from our earlier review. Night Window had originally been hosted in a part of Meridian House that belonged to a complicated mix of public agencies, private tenants, and the old charitable foundation. When the program closed following the safety incident, the reports were uneven. Some were corrected only recently, after Celia Bell and June demanded that the city admit the accusation against Celia hadn't been supported. The program had reopened at the library, not at Meridian itself. That distinction had protected the children while the property remained disputed.

"If this concerns Meridian," I said, "we should notify the people who worked there."

"Especially Celia," Anita said when she arrived. "But ask first. She doesn't owe us another investigation just because a letter landed on your desk."

Celia agreed to meet us the next morning. June came with her. They arrived carrying grocery bags because they were on their way to prepare dinner for Celia's sister, and June told us she was staying for no more than an hour. I admired that boundary almost as much as her determination.

Celia studied the diagram in silence. Then she turned it clockwise and placed her finger on the blue arrow.

"There used to be a painted line here," she said. "Not on the wall. On the floor. The children called it the river line. The teachers said it would guide us out if the main hall was blocked."

"Was it used during the incident?" Gabriel asked.

"I never reached it. The corridor was already closed. That was one reason I kept asking who decided to lock the passage before the inspection."

June set down her bag. "And the official report claimed Mom told people to use a door that wasn't safe."

"That finding was later corrected," Anita said gently.

"I know," June replied. "I helped make them correct it. But who put the wrong door in the report?"

Nobody answered. The photograph had complicated the old record, not proved anything. We would need originals, dates, and a chain of custody. We told Celia and June that clearly. Celia took a copy home, saying she wanted to check it against a notebook she still kept. June reminded us she had an exam on Friday and would not attend any more meetings that week. I told her that was the most sensible thing anyone had said.

Before leaving the office that afternoon, I returned to the original printout of the anonymous photograph. Carmen sat beside me while we compared the paper's edges with the digital scan. She noticed the photograph had been cropped so tightly that part of the original caption was missing. We couldn't restore what hadn't been supplied, but we could record the crop as a limitation. I wrote a short note for the accession log, then made a separate list of questions for the sender. What was the original format? Who owned the negative? Did the photographer give permission to share it? A picture that could change public history deserved better than an exciting subject line. Carmen took the list and taped it to the inside of our shared project folder. "One question per cup of coffee," she said. "Otherwise we'll be here until retirement." I laughed, grateful for the ordinary discipline of a colleague who knew when to stop.

That evening I went to Luca's apartment for dinner. Sophie was sitting at the kitchen table with a cardboard model of the solar system, trying to convince her father that a crooked orbit was a deliberate artistic choice. Luca looked up from the instructions.

"Claire," he said. "Can you explain why Mars is attached to the wrong side of the sun?"

"I'm an archivist in training. We preserve past mistakes. We don't fix the universe."

Sophie laughed. Luca rolled his wheelchair toward me and kissed my hand, an ordinary gesture that still made me feel chosen rather than claimed. I told them about the envelope once Sophie had finished eating, but not as though a disaster were approaching. I explained that an old photograph raised a question about Meridian's former exit. Sophie listened carefully.

"Does that mean Night Window will close again?" she asked.

"No," I said. "The library program has its own safety review. We don't have evidence that changes it."

"Good," she said. "Because June promised we'd make a comet next week."

Luca waited until Sophie was upstairs before asking if I was frightened. I thought about the question. A year ago a mysterious envelope would have made me feel as though someone else controlled the day. Now I had colleagues who followed procedures, friends who could disagree with me, and work I understood well enough to know the limits of what we'd found.

"Interested," I said. "And tired. Mostly tired."

"Then stay for breakfast. No investigation before coffee."

"That's a rule you intend to follow yourself?"

"You wound me."

I smiled and rested my forehead briefly against his. Later, when I opened my phone to check the courier receipt, a new message had arrived from an unknown address. It contained a photograph of the same east stair, taken from farther back. This time five children stood at the base of the wall, holding white paper stars. Four faces were visible. The fifth child had turned away.

Underneath, someone had typed: THEY COUNTED FOUR BECAUSE NOBODY ASKED ABOUT THE FIFTH.

I stared at the image for a long time before forwarding it to Anita and saving the original with its metadata intact. It might be a helpful witness. It might be an attempt to provoke us. I refused to decide which before we knew.

In the bedroom, Luca called softly, "Claire? Everything all right?"

"I found one more question," I answered.

"Does it have to be answered tonight?"

I looked down at the photograph of five children beneath a faded blue line. The right thing to do was obvious and inconvenient.