The jar on my kitchen windowsill holds exactly one hundred and eight wheat pennies. To anyone else, it looks like a jar of loose change, maybe a meager savings fund or a collection of junk drawer findings.

To me, it was a profound, quiet mystery that I had spent nearly a decade living alongside.

My husband, David, died of a sudden heart attack nine years ago. We had been married for twenty-two years, and his passing was the kind of sudden, earth-shattering event that divides your life into a permanent “before” and “after.” He was a quiet, steady man.

He worked as an accountant, loved tending to his tomato garden, and spent his Sundays doing crossword puzzles in his favorite armchair. We didn’t have children, but we had a warm, comfortable life together. I thought I knew everything there was to know about the man I shared my bed with.

The pennies started appearing the very first month after we buried him. I went to the cemetery on the seventh—the one-month anniversary of his passing—to bring fresh lilies. When I approached the headstone, I noticed a tiny, dark disc sitting squarely on the top left corner of the polished grey granite.

It was a wheat penny. I smiled, assuming one of his old college buddies or perhaps a client he had helped over the years had stopped by to pay their respects. I left the penny there, thinking it was a nice tribute. But when I returned the following week, the groundskeepers had clearly swept the stones, and the penny was gone.

The next month, on the seventh, another penny appeared. This became a ritual. Every month, rain or shine, snow or sleet, a wheat penny would be waiting on David’s stone on the seventh day.

After the third month, I started taking them home with me so the groundskeepers wouldn’t throw them away.

I dropped them into a mason jar on my windowsill, watching the copper pile grow year after year. It became an obsession of sorts. Who was this person? Who loved my husband enough to visit him twelve times a year, every year, without fail? I asked his brothers, his remaining friends, and his former partners at the accounting firm.

No one knew what I was talking about. Twice, I tried to catch them. During the fifth year, I parked my car on a gravel access road just out of sight of David’s plot at 5:00 AM on the seventh of November. I sat there in the freezing cold for five hours, sipping black coffee from a thermos, my eyes burning as I stared through binoculars.

A few dog walkers passed by, and an elderly woman visited a grave a few rows down, but no one approached David’s stone. Yet, when I finally gave up and walked over at noon, a fresh wheat penny was sitting there. The visitor had slipped by me. Eventually, I just accepted it.